Julian Stassen
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astroten.bsky.social
Julian Stassen
@astroten.bsky.social
22 followers 13 following 42 posts
Science, space, plants and stuff
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astroten.bsky.social
Our galactic center, taken on the iPhone 15 Plus using 30 second of exposure #astronomy #astrophotography #iphone #photography #nightsky #science #bluesky
September 16, 2025 at 9:32 AM
astroten.bsky.social
I got the Aranet4 for accurate local CO2 readings, here’s a photo I took in the local woods the other day. Even there, levels hit 423 ppm at its lowest, a 51% rise from pre-industrial times, clearly reflecting our impact on the global climate #climate #climatechange #co2 #science #nature #aranet4
August 5, 2025 at 5:39 PM
astroten.bsky.social
Happy #EarthDay 🌎🌱

#nature #photography #trees #theforest #thewoods
April 22, 2025 at 4:07 PM
astroten.bsky.social
Long shadows and spectacular view from Mars captured by our Perseverance Rover's front left hazcam at Jezero crater. Adjusted to approximate natural color and brightness.

Credit Image: NASA/JPL-Caltech/MSSS/ Image Processing: Jason Major.

#bluesky #nasa #mars #space #science
April 8, 2025 at 3:52 PM
astroten.bsky.social
FireFly’s BlueGhost lander captured its first sunrise on the lunar surface! A beautiful shot taken on our natural satellite
#bluesky #firefly #blueghost #fireflyblueghost #themoon #moon #lunarsurface #space #photography
March 3, 2025 at 6:28 PM
astroten.bsky.social
An uncrewed spacecraft developed in the United States has successfully soft-landed on the moon, making Texas-based Firefly Aerospace only the second private-sector company ever to complete such a feat.

#fireflyaerospace #moon #moonlanding #space #lunarsurface
March 2, 2025 at 5:54 PM
astroten.bsky.social
At approximately 1375 light-years away, the Horsehead – visible as a dark cloud shaped like a horse’s head – is the closest giant star-forming region to Earth. It sits just to the south of star Alnitak.
#ESA #NASA #space #Euclid #EuclidTelescope #astrophotography #photography #horsehead
March 1, 2025 at 3:08 PM
astroten.bsky.social
On the night of 16 February 2020, astronomers using the Very Large Telescope in Chile were able to obtain direct observations of two enormous exoplanets on extremely large orbits around the star named TYC 8998-760-1.

#bluesky #astrophotography #photography #space #telescope #exoplanets
February 24, 2025 at 10:32 PM
astroten.bsky.social
This iconic image, which would come to be known as the Pale Blue Dot, was taken by the Voyager 1 spacecraft on Valentine’s Day in 1990. In it, the Earth appears as a single pixel in a dark expanse – small, fragile, and irreplaceable.

#bluesky #NASA #CarlSagan #PaleBlueDot #Earth #space #voyager1
February 15, 2025 at 1:48 PM
astroten.bsky.social
This stunning image shows Neptune and its moon Triton captured by Voyager 2 in 1989. A breathtaking view of the outer solar system. Credit: NASA/JPL.

#bluesky #NASA #neptune #voyager #voyager2 #space
February 13, 2025 at 7:02 PM
astroten.bsky.social
What you’re looking at is a protoplanetary disk captured by the James Webb telescope. This is a star system being formed.

Source: ESA/Webb, NASA & CSA, Tazaki et al.

#bluesky #NASA #ESA #star #jameswebb #jameswebbtelescope #telescope #photography
February 6, 2025 at 1:19 PM
astroten.bsky.social
The Andromeda galaxy presented as a faint disk in the night sky, captured on the iPhone 15 Plus using 30 seconds of exposure

#bluesky #space #photography #stars #andromedagalaxy
February 6, 2025 at 10:43 AM
astroten.bsky.social
Andre Kuipers captures the Milky-way and the ghostly atmosphere of Earth from his vantage point on the International Space Station.

#bluesky #NASA #ISS #space #milkyway #photography #science
February 2, 2025 at 11:48 AM
astroten.bsky.social
The Moon and Venus

#bluesky #photography #moon #venus #astrophotography #nightphotography
February 1, 2025 at 5:31 PM
astroten.bsky.social
30 minutes of exposure, revealing star streaks and the rotation of our planet

#bluesky #photography #stars #astrophotography
January 31, 2025 at 1:48 PM
astroten.bsky.social
Part of the galactic core, taken on the iPhone 15 Plus with 30 seconds of exposure and edited with Lightroom

#bluesky #photography #space #astrophotography #galaxy
January 30, 2025 at 3:09 PM
astroten.bsky.social
Comet 67P/Churyumov–Gerasimenko, captured by ESA’s Rosetta mission.
Source: ESA/Rosetta

#bluesky #ESA #NASA #comet #space #photography
January 28, 2025 at 7:18 PM
astroten.bsky.social
The Europa Clipper launch of October 14th 2024, This mission will explore Jupiter’s moon Europa, searching for signs of life beneath its icy surface. Its incredible journey will take 6 years before it arrives in 2030
#bluesky #EuropaClipper #NASA
January 28, 2025 at 5:15 PM
astroten.bsky.social
A clear 10 exposure shot of Orion’s Belt taken on an iPhone 15 Plus

#bluesky #photography #space #astrophotography #stars #orionsbelt
January 27, 2025 at 10:43 PM
astroten.bsky.social
The surface of Titan, captured by ESA’s Huygens probe in 2005

#ESA #NASA #space #titan #saturn #science #photography
January 27, 2025 at 10:04 AM
astroten.bsky.social
To have such an amazing view from my bedroom window

#bluesky #orionsbelt #space #photography
January 22, 2025 at 9:17 PM
astroten.bsky.social
The sun revealing itself through the thick mist.

taken on an iPhone 15 Plus

#bluesky #photography #sun
January 21, 2025 at 6:20 PM
astroten.bsky.social
The surface of Venus, captured by Soviet Venera mission. A rare glimpse of the surface of our neighbour planet

#bluesky #space #venera #venus #photography
January 12, 2025 at 10:10 AM
astroten.bsky.social
Raw 60 seconds of exposure of the night sky without any editing or software enhancement, captured on an iPhone 15 Plus with the Even Longer app

#bluesky #nightsky #photography #space #astrophotography #stars
January 7, 2025 at 12:33 PM
astroten.bsky.social
Pluto’s icy surface and hazy atmosphere captured by NASA’s New Horizons.

#bluesky #nasa #pluto #newhorizons #space #photography
January 3, 2025 at 1:17 PM