Mr Jack Martin Profile Topics Started Replies Created Engagements Favourites Search topics: Forum Topics Started Viewing 20 topics - 41 through 60 (of 83 total) ← 1 2 3 4 5 → Topic Voices Posts Last Post Spectroscopic Monitoring of the 2017–2019 Eclipse of VV Cephei Started by: Mr Jack Martin in: Spectroscopy 1 1 3 years, 6 months ago Mr Jack Martin Chocolate telescope Started by: Mr Jack Martin in: General Discussion 12 14 3 years, 6 months ago Ms Janice McClean Darks Started by: Mr Jack Martin in: Imaging 3 5 3 years, 8 months ago Mr Jack Martin Louisa D Wells discoverer of SS Cygni Started by: Mr Jack Martin in: Variable Stars 1 1 3 years, 9 months ago Mr Jack Martin C14 mirror flop Started by: Mr Jack Martin in: Imaging 7 14 3 years, 9 months ago Mr Jack Martin To do or not ? Started by: Mr Jack Martin in: Photometry 4 7 3 years, 10 months ago Mr Jack Martin ISS pass video Started by: Mr Jack Martin in: General Discussion 2 2 3 years, 11 months ago Ray Emery AIP4WIN 2.0 Started by: Mr Jack Martin in: For Sale / Wants / Giveaway 1 1 3 years, 11 months ago Mr Jack Martin Did you know ! Started by: Mr Jack Martin in: Venus 6 11 3 years, 11 months ago Nick James The Astro Spectroscopy event of the year Started by: Mr Jack Martin in: Spectroscopy 1 1 4 years ago Mr Jack Martin The Hubble Legacy broadcast Started by: Mr Jack Martin in: General Discussion 2 2 4 years ago Andy Wilson MarsJupiterSaturn together Started by: Mr Jack Martin in: Mars 4 7 4 years ago James Lancashire NEAF virtual astronomy show Started by: Mr Jack Martin in: General Discussion 1 1 4 years ago Mr Jack Martin When does the new decade begin ? Started by: Mr Jack Martin in: General Discussion 9 12 4 years, 2 months ago Doug Flack Moon and Venus Started by: Mr Jack Martin in: Venus 1 1 4 years, 2 months ago Mr Jack Martin What a sight ! Started by: Mr Jack Martin in: Meteors 1 1 4 years, 2 months ago Mr Jack Martin Satellites in collision ! ! Started by: Mr Jack Martin in: General Discussion 3 3 4 years, 2 months ago Robin Leadbeater Satellite constellations: Astronomers warn of threat to view of Universe Started by: Mr Jack Martin in: General Discussion 4 4 4 years, 3 months ago Clive Nanson OHP Spectro star party 2020 France Started by: Mr Jack Martin in: Spectroscopy 1 1 4 years, 7 months ago Mr Jack Martin Obo no2 Started by: Mr Jack Martin in: Telescopes 2 2 4 years, 8 months ago Callum Potter Viewing 20 topics - 41 through 60 (of 83 total) ← 1 2 3 4 5 →