Bruno Lailler
@kenaroh.bsky.social
Cadre informaticien retraité, passionné par l'astronomie, la photo et le monde qui nous entoure, je suis dans l'ouest de la France.
D.U. astronomie-astrophysique - DEUG Biologie
https://kenaroh.blogspot.com/
D.U. astronomie-astrophysique - DEUG Biologie
https://kenaroh.blogspot.com/
A mysterious X-ray signal at the center of the Helix Nebula could be a planet destroyed by the central white dwarf star according to @chandraxray
This composite image includes Hubble data. Credit: NASA/CXC/JPL/ESA/STScI/ESO. #Astronomy
This composite image includes Hubble data. Credit: NASA/CXC/JPL/ESA/STScI/ESO. #Astronomy
May 9, 2025 at 2:54 PM
A mysterious X-ray signal at the center of the Helix Nebula could be a planet destroyed by the central white dwarf star according to @chandraxray
This composite image includes Hubble data. Credit: NASA/CXC/JPL/ESA/STScI/ESO. #Astronomy
This composite image includes Hubble data. Credit: NASA/CXC/JPL/ESA/STScI/ESO. #Astronomy
There's beauty in imperfection!
This new #HubbleFriday view shows the skewed galaxy Arp 184, which belongs to the Atlas of Peculiar Galaxies.
Arp 184 earned its spot due to its broad, asymmetrical, star-speckled spiral arm: go.nasa.gov/4jZDB2j
#Hubble #Astronomy
This new #HubbleFriday view shows the skewed galaxy Arp 184, which belongs to the Atlas of Peculiar Galaxies.
Arp 184 earned its spot due to its broad, asymmetrical, star-speckled spiral arm: go.nasa.gov/4jZDB2j
#Hubble #Astronomy
May 2, 2025 at 2:07 PM
There's beauty in imperfection!
This new #HubbleFriday view shows the skewed galaxy Arp 184, which belongs to the Atlas of Peculiar Galaxies.
Arp 184 earned its spot due to its broad, asymmetrical, star-speckled spiral arm: go.nasa.gov/4jZDB2j
#Hubble #Astronomy
This new #HubbleFriday view shows the skewed galaxy Arp 184, which belongs to the Atlas of Peculiar Galaxies.
Arp 184 earned its spot due to its broad, asymmetrical, star-speckled spiral arm: go.nasa.gov/4jZDB2j
#Hubble #Astronomy
About 225 million light-years away, the barred spiral galaxy NGC 5335 shines.
A notable bar structure slices across the center of the galaxy, which channels gas inwards toward the galactic core, fueling star formation. #Hubble #Astronomy
A notable bar structure slices across the center of the galaxy, which channels gas inwards toward the galactic core, fueling star formation. #Hubble #Astronomy
April 24, 2025 at 2:42 PM
About 225 million light-years away, the barred spiral galaxy NGC 5335 shines.
A notable bar structure slices across the center of the galaxy, which channels gas inwards toward the galactic core, fueling star formation. #Hubble #Astronomy
A notable bar structure slices across the center of the galaxy, which channels gas inwards toward the galactic core, fueling star formation. #Hubble #Astronomy
Taking it to the extreme.
The eXtreme Deep Field, or XDF, was released during Hubble's 23rd year but contains a decades worth of data.
XDF is a small patch of sky, yet it holds over 5,500 galaxies: go.nasa.gov/427Qnpj #Astronomy
The eXtreme Deep Field, or XDF, was released during Hubble's 23rd year but contains a decades worth of data.
XDF is a small patch of sky, yet it holds over 5,500 galaxies: go.nasa.gov/427Qnpj #Astronomy
Hubble Extreme Deep Field - NASA Science
The Hubble Extreme Deep Field (XDF) combines 10 years of Hubble Space Telescope photographs taken of a small patch of sky at the center of the original Hubble Ultra Deep Field. About 5,500 galaxies ar...
go.nasa.gov
April 15, 2025 at 2:18 PM
Taking it to the extreme.
The eXtreme Deep Field, or XDF, was released during Hubble's 23rd year but contains a decades worth of data.
XDF is a small patch of sky, yet it holds over 5,500 galaxies: go.nasa.gov/427Qnpj #Astronomy
The eXtreme Deep Field, or XDF, was released during Hubble's 23rd year but contains a decades worth of data.
XDF is a small patch of sky, yet it holds over 5,500 galaxies: go.nasa.gov/427Qnpj #Astronomy
Stars galore 🌟
From Hubble's 24th year, this image shows the globular cluster M15.
This spectacular swarm of stars is one of the densest globular clusters ever discovered and calls the Pegasus constellation home: go.nasa.gov/4j4Yx7Q
#Astronomy
From Hubble's 24th year, this image shows the globular cluster M15.
This spectacular swarm of stars is one of the densest globular clusters ever discovered and calls the Pegasus constellation home: go.nasa.gov/4j4Yx7Q
#Astronomy
April 13, 2025 at 4:11 PM
Stars galore 🌟
From Hubble's 24th year, this image shows the globular cluster M15.
This spectacular swarm of stars is one of the densest globular clusters ever discovered and calls the Pegasus constellation home: go.nasa.gov/4j4Yx7Q
#Astronomy
From Hubble's 24th year, this image shows the globular cluster M15.
This spectacular swarm of stars is one of the densest globular clusters ever discovered and calls the Pegasus constellation home: go.nasa.gov/4j4Yx7Q
#Astronomy
In Hubble's 17th year, the telescope snagged this view of a "light echo" from the star V838 Mon. Light from a star that erupted moves outward through a cloud of dust surrounding it. Hubble first observed V838 Mon in 2002 and tracked changes: go.nasa.gov/4c3yBqH
#Astronomy
#Astronomy
Hubble's Latest Views of Light Echo from Star V838 Monocerotis - NASA Science
These are the most recent NASA Hubble Space Telescope views of an unusual phenomenon in space called a light echo. Light from a star that erupted nearly five
go.nasa.gov
April 6, 2025 at 3:26 PM
In Hubble's 17th year, the telescope snagged this view of a "light echo" from the star V838 Mon. Light from a star that erupted moves outward through a cloud of dust surrounding it. Hubble first observed V838 Mon in 2002 and tracked changes: go.nasa.gov/4c3yBqH
#Astronomy
#Astronomy
ESA/Hubble celebrates the 35th anniversary of the NASA/ESA Hubble Space Telescope with a stunning new image of NGC 346, a star cluster in the Small Magellanic Cloud. This prolific star-forming region showcases advanced data and processing techniques. #Astronomy
April 4, 2025 at 7:57 PM
ESA/Hubble celebrates the 35th anniversary of the NASA/ESA Hubble Space Telescope with a stunning new image of NGC 346, a star cluster in the Small Magellanic Cloud. This prolific star-forming region showcases advanced data and processing techniques. #Astronomy
An amazing new image from the JWST. We see not one galaxy, but two! In the center, a galaxy in the foreground, whose mass deflects the rays of light from the one behind, forming an Einstein ring, predicted by the theory of General Relativity in 1915. Masses deflect light! #Astronomy
March 27, 2025 at 1:16 PM
An amazing new image from the JWST. We see not one galaxy, but two! In the center, a galaxy in the foreground, whose mass deflects the rays of light from the one behind, forming an Einstein ring, predicted by the theory of General Relativity in 1915. Masses deflect light! #Astronomy
Hubble captured a stunning image of NGC 2014 and NGC 2020, two neighboring nebulae in the Large Magellanic Cloud. These turbulent stellar nurseries, located 163,000 light-years away, showcase the beauty of star formation regions observed by Hubble over its 30-year mission. #Astronomy
March 22, 2025 at 9:34 PM
Hubble captured a stunning image of NGC 2014 and NGC 2020, two neighboring nebulae in the Large Magellanic Cloud. These turbulent stellar nurseries, located 163,000 light-years away, showcase the beauty of star formation regions observed by Hubble over its 30-year mission. #Astronomy
Hubble captured a new image of Jupiter on August 25, 2020, from 653 million km away. It reveals a turbulent atmosphere with a new storm brewing and changes in the Great Red Spot's cousin. The image also includes Jupiter's icy moon Europa. #Astronomy
March 17, 2025 at 3:50 PM
Hubble captured a new image of Jupiter on August 25, 2020, from 653 million km away. It reveals a turbulent atmosphere with a new storm brewing and changes in the Great Red Spot's cousin. The image also includes Jupiter's icy moon Europa. #Astronomy
A face-on spiral galaxy with broken arms of blue stars and dark dust swirls around a bright yellow bar-shaped center. A circular halo surrounds the disc. A bright star from our galaxy, with cross-shaped spikes, overlays the distant galaxy. ESA/Hubble & NASA, S. J. Smartt, C. Kilpatrick. #Astronomy
March 10, 2025 at 9:32 AM
A face-on spiral galaxy with broken arms of blue stars and dark dust swirls around a bright yellow bar-shaped center. A circular halo surrounds the disc. A bright star from our galaxy, with cross-shaped spikes, overlays the distant galaxy. ESA/Hubble & NASA, S. J. Smartt, C. Kilpatrick. #Astronomy
#Astronomy Webb telescope captures stunning near-infrared image of Lynds 483, revealing intricate details of two forming stars. The image shows vibrant ejections of gas and dust in orange, blue, and purple, offering unprecedented insight into star formation processes.
March 7, 2025 at 3:20 PM
#Astronomy Webb telescope captures stunning near-infrared image of Lynds 483, revealing intricate details of two forming stars. The image shows vibrant ejections of gas and dust in orange, blue, and purple, offering unprecedented insight into star formation processes.
NGC 1514 (MIRI image) JWST.
NGC 1514, also known as the Crystal Ball Nebula, is a planetary nebula in the zodiac constellation of Taurus.
Credits:
M. Hakan Özsaraç Science NASA, ESA, CSA, STScI
#Astronomy
NGC 1514, also known as the Crystal Ball Nebula, is a planetary nebula in the zodiac constellation of Taurus.
Credits:
M. Hakan Özsaraç Science NASA, ESA, CSA, STScI
#Astronomy
March 6, 2025 at 9:26 AM
NGC 1514 (MIRI image) JWST.
NGC 1514, also known as the Crystal Ball Nebula, is a planetary nebula in the zodiac constellation of Taurus.
Credits:
M. Hakan Özsaraç Science NASA, ESA, CSA, STScI
#Astronomy
NGC 1514, also known as the Crystal Ball Nebula, is a planetary nebula in the zodiac constellation of Taurus.
Credits:
M. Hakan Özsaraç Science NASA, ESA, CSA, STScI
#Astronomy
Come on, let's make the most of this fine weather: a new photo of the Moon, Venus and Mercury (at the very bottom) with a beautiful ashen light on the Moon. March 2, 2025, western France #Astronomy #astrophotography
March 2, 2025 at 7:42 PM
Come on, let's make the most of this fine weather: a new photo of the Moon, Venus and Mercury (at the very bottom) with a beautiful ashen light on the Moon. March 2, 2025, western France #Astronomy #astrophotography
From top: Venus, the Moon and finally Mercury! March 1st sunset, western France. #Astronomy #astrophotography
March 1, 2025 at 11:15 PM
From top: Venus, the Moon and finally Mercury! March 1st sunset, western France. #Astronomy #astrophotography
Hubble captured galaxies NGC 4302 (edge-on) and NGC 4298 (face-on) 55 million light-years away for its 27th anniversary. NGC 4298 shows spiral arms and star formation, while NGC 4302 features dust lanes and a starburst region. The mosaic combines visible and near-infrared light. #Astronomy
February 26, 2025 at 4:01 PM
Hubble captured galaxies NGC 4302 (edge-on) and NGC 4298 (face-on) 55 million light-years away for its 27th anniversary. NGC 4298 shows spiral arms and star formation, while NGC 4302 features dust lanes and a starburst region. The mosaic combines visible and near-infrared light. #Astronomy
The Bubble Nebula, also known as NGC 7635, is an emission nebula located 8 000 light-years away. This stunning new image was observed by the NASA/ESA Hubble Space Telescope to celebrate its 26th year in space.
Credit: NASA, ESA, Hubble Heritage Team
#Astronomy
Credit: NASA, ESA, Hubble Heritage Team
#Astronomy
February 24, 2025 at 1:54 PM
The Bubble Nebula, also known as NGC 7635, is an emission nebula located 8 000 light-years away. This stunning new image was observed by the NASA/ESA Hubble Space Telescope to celebrate its 26th year in space.
Credit: NASA, ESA, Hubble Heritage Team
#Astronomy
Credit: NASA, ESA, Hubble Heritage Team
#Astronomy
To celebrate Hubble's 31st anniversary, astronomers observed AG Carinae, a massive luminous blue variable star. It is 70 times the Sun's mass and surrounded by a 5 L-Y nebula. This star struggles between gravity and radiation, occasionally ejecting material to avoid self-destruction. #Astronomy
February 20, 2025 at 3:33 PM
To celebrate Hubble's 31st anniversary, astronomers observed AG Carinae, a massive luminous blue variable star. It is 70 times the Sun's mass and surrounded by a 5 L-Y nebula. This star struggles between gravity and radiation, occasionally ejecting material to avoid self-destruction. #Astronomy
Reposted by Bruno Lailler
The advances in astronomy during my lifetime have been spectacular.
Left: Image of galaxy pair Arp 107 taken the year I was born, using the Palomar 200" (the world's most powerful telescope at the time).
Right: Image of Arp 107 taken last year by JWST. 🧪🔭
ned.ipac.caltech.edu/level5/Arp/A...
Left: Image of galaxy pair Arp 107 taken the year I was born, using the Palomar 200" (the world's most powerful telescope at the time).
Right: Image of Arp 107 taken last year by JWST. 🧪🔭
ned.ipac.caltech.edu/level5/Arp/A...
February 20, 2025 at 4:08 AM
The advances in astronomy during my lifetime have been spectacular.
Left: Image of galaxy pair Arp 107 taken the year I was born, using the Palomar 200" (the world's most powerful telescope at the time).
Right: Image of Arp 107 taken last year by JWST. 🧪🔭
ned.ipac.caltech.edu/level5/Arp/A...
Left: Image of galaxy pair Arp 107 taken the year I was born, using the Palomar 200" (the world's most powerful telescope at the time).
Right: Image of Arp 107 taken last year by JWST. 🧪🔭
ned.ipac.caltech.edu/level5/Arp/A...
Hubble image of Hydra constellation shows diverse celestial objects at varying distances. Nearby Milky Way stars, distant galaxy LEDA 803211, and an Einstein ring created by gravitational lensing offer a glimpse into the early universe. #Astronomy
February 18, 2025 at 9:39 AM
Hubble image of Hydra constellation shows diverse celestial objects at varying distances. Nearby Milky Way stars, distant galaxy LEDA 803211, and an Einstein ring created by gravitational lensing offer a glimpse into the early universe. #Astronomy
Hubble image shows dusty universe near Tarantula Nebula. Located in Large Magellanic Cloud, it's a major star-forming region. Cosmic dust, unlike household dust, aids planet formation, star creation, and space molecule synthesis. #Astronomy
February 16, 2025 at 10:28 AM
Hubble image shows dusty universe near Tarantula Nebula. Located in Large Magellanic Cloud, it's a major star-forming region. Cosmic dust, unlike household dust, aids planet formation, star creation, and space molecule synthesis. #Astronomy
Hubble captured a large Einstein ring, showing a distant galaxy magnified by gravitational lensing. The image revealed a galaxy 9.4 billion light-years away, during peak cosmic star formation. This phenomenon helps astronomers study early galaxy formation and growth of giant elliptical galaxies.
February 13, 2025 at 9:24 PM
Hubble captured a large Einstein ring, showing a distant galaxy magnified by gravitational lensing. The image revealed a galaxy 9.4 billion light-years away, during peak cosmic star formation. This phenomenon helps astronomers study early galaxy formation and growth of giant elliptical galaxies.
James Webb telescope captures stunning image of Crab Nebula, 6,500 light-years away. Infrared view reveals fascinating details of composition and synchrotron radiation. This cosmic wonder, known since 11th century, continues to intrigue astronomers. #Astronomy
February 12, 2025 at 4:24 PM
James Webb telescope captures stunning image of Crab Nebula, 6,500 light-years away. Infrared view reveals fascinating details of composition and synchrotron radiation. This cosmic wonder, known since 11th century, continues to intrigue astronomers. #Astronomy
JWST reveals "Mothra": A star in a distant galaxy, magnified 4000+ times by galaxy cluster MACS0416 and a "milli-lens." This cosmic monster, visible 3 billion years post-Big Bang, showcases extreme gravitational lensing, offering insights into early universe and dark matter.
#Astronomy
#Astronomy
February 11, 2025 at 9:32 PM
JWST reveals "Mothra": A star in a distant galaxy, magnified 4000+ times by galaxy cluster MACS0416 and a "milli-lens." This cosmic monster, visible 3 billion years post-Big Bang, showcases extreme gravitational lensing, offering insights into early universe and dark matter.
#Astronomy
#Astronomy