Science! Astronomy & Space Exploration, and Others
Discuss all science topics, particularly the sciences relating to Astronomy and Space Exploration. This includes all the natural sciences: Physics, Chemistry, Geology, and Biology. They can include applied sciences such as engineering and construction as well. Wherever the scientific method is used, you can discuss it here.
As always, no politics, pseudo-science, crack-pottery, or anti-science.
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NO MORE NEW ARECIBO THREADS (post to "Sad Day for astronomy, Arecibo Observatory Dish Just Collapsed"Started by FirstSight , 01 Dec 2020 |
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READ! Science Forum Virus Topics: Allowed, Subject to Firm ConditionsStarted by FirstSight , 22 Apr 2020 |
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Heads Up! Clarification on TOSStarted by JayinUT , 23 Apr 2014 |
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SASE&O Forum GuidelinesStarted by WaterMaster , 18 Jul 2013 |
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Best of Links for SASE forumStarted by LivingNDixie , 31 Jul 2007 |
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Photons, mass, and energyStarted by VeraZwicky , 02 Mar 2021 |
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Can it be ruled out that only our galaxy exists in real time, i.e. right now?Started by petrus45 , Yesterday, 10:40 AM |
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Online Class in AstrophysicsStarted by mikemarotta , 12 Mar 2021 |
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Science JokesStarted by ehanes7612 , 28 Nov 2020 |
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How does the Ingenuity drone fly in 1% of Earth's Atmosphere?Started by hokkaido53 , 09 Apr 2021 |
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Possible 5th Force on verge of discovery...Started by BillP , 07 Apr 2021 |
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Falling into a black holeStarted by Gschnettler , 09 Apr 2021 |
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This is not good.Started by DSOGabe , 08 Apr 2021 |
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Science is philosophyStarted by Otto Piechowski , 01 Mar 2021 |
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Olber's paradox and stellar occultationsStarted by Lucullus , 17 Mar 2021 |
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barred spiralsStarted by rob1986 , 25 Mar 2021 |
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Reactionless drive/ EmdriveStarted by coralaholic , 14 May 2020 |
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Interesting speculation on a possible actual Death StarStarted by ehanes7612 , 01 Apr 2021 |
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NASA's Mars helicopter Ingenuity touches down on the Red PlanetStarted by Cali , 04 Apr 2021 |
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Extremely Large Telescope RaceStarted by Lucullus , 19 Jun 2020 |
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Data from Gaia revealed something peculiar about the spherical star cluster HyadesStarted by boxcorner , 25 Mar 2021 |
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Asteroid 99942 ApophisStarted by Dave Mitsky , 30 Mar 2021 |
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A question for professional astronomers...Started by Keith Rivich , 09 Mar 2021 |
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A Beginning?Started by oldtimer , 19 Feb 2021 |
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Cosmic Pasta FactoryStarted by Dynan , 25 Mar 2021 |
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New polarized picture of M87 black hole.Started by spacemunkee , 24 Mar 2021 |
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Black Holes Don't Exist - Dark Matter Source Explained?Started by Dynan , 18 Mar 2021 |
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Golden Mirrors James Webb Space TelescopeStarted by HotRod217 , 14 Feb 2021 |
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NASA Engineer Dale A Force Presentation Sat., March 27Started by MawkHawk , 22 Mar 2021 |
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Past planetary conjuctions?Started by dmonty , 21 Mar 2021 |
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Ancient Constellation NamesStarted by Alleline , 16 Mar 2021 |
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Harvard Chair of Astronomy says Oumuamua was AlienStarted by BillP , 03 Jan 2021 |
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Question For the Astro physicistsStarted by mayhem13 , 03 Mar 2021 |
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is our brain unlimited?Started by garret , 05 Mar 2021 |
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New Insights into 'Super' Earths Strongly Suggest they're Uninhabitable.Started by astroneil , 21 Feb 2021 |
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Observing Falcon 9 Stage 2Started by HotRod217 , 15 Mar 2021 |
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Planet 9, Nibiru, and Planet XStarted by Dynan , 06 Dec 2019 |
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I bet this place is cool......Started by MrPink201 , 04 Mar 2021 |
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A question about Einstein's relativityStarted by IridiumBoy , 11 Mar 2021  Beginner
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Dark matter idea may fallStarted by MorseHomology , 11 Mar 2021 |
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NASA's Perseverance Rover Landing on Mars TodayStarted by rkinnett , 18 Feb 2021 |
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Space hotel to open in 2027 with simulated gravityStarted by HouseBuilder328 , 05 Mar 2021 |
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Why do other white stars still appear to be white seen from EarthStarted by Yourjones , 17 Jan 2020 |
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Japanese Spacecraft Lands on Asteroid Ryugu to Collect SampleStarted by CounterWeight , 21 Feb 2019 |
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Starship SN10 LaunchStarted by GSBass , 03 Mar 2021 |
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Elliptical Transfer-Intercept Orbits: Non-Hohmann Transfer Orbits that Take You SomewhereStarted by David Sims , 17 Aug 2020 |
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Two different nebulas and a fluorescent bulbStarted by skysurfer , 03 Mar 2021 |
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GN-z11Started by Otto Piechowski , 27 Dec 2020 |
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Teens Making (Good) News With Astronomy - 4 ExoplanetsStarted by Dynan , 24 Feb 2021 |
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The 5 neaby exoplanets that might be habitableStarted by caballerodiez91 , 24 Oct 2020 |
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