John Maclean FRAS FRGS
@exeterobservatory.com
Astronomer, Astro-photographer, Cruise ship lecturer on astrophysics and astronomy. Writer, Northern Lights guide. Meteor researcher, OSIRIS-Rex Ambassador. Archeoastronomy.
I spend several months in Alaska. It is indeed, the most beautiful of places.
October 11, 2025 at 4:55 AM
I spend several months in Alaska. It is indeed, the most beautiful of places.
The Harvest Moon from Exeter Observatory.
October 7, 2025 at 10:59 PM
The Harvest Moon from Exeter Observatory.
Todays sunspots. Taken with Dwarf 3 from Exeter Observatory, UK.
September 28, 2025 at 3:10 PM
Todays sunspots. Taken with Dwarf 3 from Exeter Observatory, UK.
M31, the Andromeda Galaxy. Taken from Exeter Observatory using the Dwarf 3. 120 subs, 60sec exp, gain 60.
September 23, 2025 at 12:01 AM
M31, the Andromeda Galaxy. Taken from Exeter Observatory using the Dwarf 3. 120 subs, 60sec exp, gain 60.
Weather has not been great lately but tonight I managed to grab an hour of clear skies. Captured C33 using 200 20sec exposures at gain 60 on the Dwarf 3. Processed in Megastack then Pixinsight.
September 21, 2025 at 11:53 PM
Weather has not been great lately but tonight I managed to grab an hour of clear skies. Captured C33 using 200 20sec exposures at gain 60 on the Dwarf 3. Processed in Megastack then Pixinsight.
M33 Triangulum Galaxy from Exeter Observatory.
September 11, 2025 at 9:45 PM
M33 Triangulum Galaxy from Exeter Observatory.
Sunspots from Exeter today. Taken with a Dwarf 3 smart scope.
August 17, 2025 at 2:20 PM
Sunspots from Exeter today. Taken with a Dwarf 3 smart scope.
Caught a large Persied fireball on one of my meteor cameras on the 12 August 2025.
August 14, 2025 at 10:04 PM
Caught a large Persied fireball on one of my meteor cameras on the 12 August 2025.
There are lots of sunspots on the Sun today. Image taken with Dwarf 3 smart telescope for Exeter.
August 12, 2025 at 1:33 PM
There are lots of sunspots on the Sun today. Image taken with Dwarf 3 smart telescope for Exeter.
Spotted in the Siund last week.
July 7, 2025 at 12:01 PM
Spotted in the Siund last week.
Happy Birthday to the supernovae that created M1, the Crab Nebula. It occurred on July 4th 1054 and was recorded by Chinese astronomers.
July 5, 2025 at 1:38 AM
Happy Birthday to the supernovae that created M1, the Crab Nebula. It occurred on July 4th 1054 and was recorded by Chinese astronomers.
For those interested, here is our calculated data for the meteor fall over Scotland. archive.ukmeteors.co.uk/reports/2025...
#@UKMeteorNetwork #UKMON
#@UKMeteorNetwork #UKMON
July 4, 2025 at 11:52 PM
For those interested, here is our calculated data for the meteor fall over Scotland. archive.ukmeteors.co.uk/reports/2025...
#@UKMeteorNetwork #UKMON
#@UKMeteorNetwork #UKMON
I've just had a trip to sea on the "Deadliest Catch" boat, Aleutian Ballad, and fished for King Crab! We also fed some Bald Eagles! ##myvikingjourney
June 29, 2025 at 2:21 AM
I've just had a trip to sea on the "Deadliest Catch" boat, Aleutian Ballad, and fished for King Crab! We also fed some Bald Eagles! ##myvikingjourney
Amazing day in Valdez, Alaska. The weather is brilliant. Now for my first lecture, "The History of Astronomy." ##myvikingjourney
June 19, 2025 at 12:17 AM
Amazing day in Valdez, Alaska. The weather is brilliant. Now for my first lecture, "The History of Astronomy." ##myvikingjourney
Nice groups of Sunspots on the Sun today. Taken with Dwarf 3 smart telescope from Exeter Observatory.
May 29, 2025 at 7:00 PM
Nice groups of Sunspots on the Sun today. Taken with Dwarf 3 smart telescope from Exeter Observatory.
Lots of sunspots on the Sun today. All are stable with no flares predicted.
May 22, 2025 at 5:48 PM
Lots of sunspots on the Sun today. All are stable with no flares predicted.
Whirlpool Galaxy was taken from Exeter Observatory with the Dwarf 3 smart scope. It is 31 million lightyears (9.5 megaparsecs/Mpc) away and 23.58 kiloparsecs (76,900 ly) in diameter.
May 21, 2025 at 8:39 AM
Whirlpool Galaxy was taken from Exeter Observatory with the Dwarf 3 smart scope. It is 31 million lightyears (9.5 megaparsecs/Mpc) away and 23.58 kiloparsecs (76,900 ly) in diameter.
The Iris Nebula from Exeter Observatory using the Dwarf 3 smart telescope.
May 19, 2025 at 8:03 PM
The Iris Nebula from Exeter Observatory using the Dwarf 3 smart telescope.
The Iris Nebula taken with Dwarf 3 tonight, 150x30sec subs at gain 60. Processed in Stellar Studio, Pixinsight and Photoshop.
May 16, 2025 at 11:42 PM
The Iris Nebula taken with Dwarf 3 tonight, 150x30sec subs at gain 60. Processed in Stellar Studio, Pixinsight and Photoshop.
The Sun today from Exeter Observatory. Sunspot 4087 is quite active.
May 15, 2025 at 1:52 PM
The Sun today from Exeter Observatory. Sunspot 4087 is quite active.
Different processing of M81 taken with a Dwarf 3 smartscope.
May 14, 2025 at 10:45 PM
Different processing of M81 taken with a Dwarf 3 smartscope.
Bodes Galaxy (M81) from Exeter Observatory tonight using the Dwarf 3 smart scope.
May 14, 2025 at 12:24 AM
Bodes Galaxy (M81) from Exeter Observatory tonight using the Dwarf 3 smart scope.