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Threads in Forum: Astrophysics

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Meta Thread / Thread Starter	Last Post	Replies	Views
Pinned: Transfer orbits for dummies! A hillbilly tutorial. ( 1 2 3) Jenab	May2-10 02:49 PM Jenab6	45	55,500
Pinned: Orbit Determination for Dummies! Another hillbilly tutorial. ( 1 2) Jenab	Apr22-12 12:10 PM Drakkith	20	35,941
Alternative theories being tested by Gravity probe B H ( 1 2 3 4 ... Last) Garth	Apr18-12 04:32 PM afalck	371	83,600
why artificial gravity is not possible? H ( 1 2 3 4 ... Last) wllsrvive	Apr5-11 12:55 PM DaveC426913	156	19,462
The Shape of Spacetime. H ( 1 2 3 4 ... Last) AlbertE	Jul2-12 11:31 AM Whovian	142	7,590
why is dark energy necessary? H ( 1 2 3 4 ... Last) gregtomko	Dec11-11 01:18 AM marcus	131	11,606
How is molecular hydrogen detected? C H ( 1 2 3 4 ... Last) JDoolin	Jul17-12 12:14 PM George Jones	95	5,768
Is there a maximum mass for a black hole? C H ( 1 2 3 4 ... Last) rogerperkins	Aug16-12 09:08 PM Vanadium 50	94	5,401
Life in the universe. C H ( 1 2 3 4 ... Last) Whateverworks	Mar25-13 04:13 AM cristo	91	11,582
Perlmutter & Supernovae H ( 1 2 3 4 ... Last) gork	May28-12 10:58 PM twofish-quant	88	11,264
When did H2O develop during the last 13.5 b y? C H ( 1 2 3 4 ... Last) baywax	Feb10-10 12:36 PM edpell	81	10,522
Redshift Quantization? C H ( 1 2 3 4 ... Last) Suede	Jan8-09 05:24 PM Janus	80	8,150
Terraforming Mars C H ( 1 2 3 4 ... Last) Nikitin	Jun28-11 09:20 PM D H	80	8,516
dark energy or vaccum energy H ( 1 2 3 4 ... Last) scottbekerham	May4-11 06:15 AM bapowell	75	9,890
Could matter pulled in through a Black Hole be same matter that births a Big Bang? H ( 1 2 3 4 ... Last) Laywoman	Sep20-11 08:10 AM DaveC426913	75	12,730
Black Holes NOT Science? C ( 1 2 3 4 ... Last) AdkinsJr	Nov5-09 08:16 PM Phrak	73	6,313
Must a black hole be a point singularity? C ( 1 2 3 4 ... Last) Bernie G	Oct1-10 08:56 PM George Jones	70	4,520
What happens when a ray of light hits the boundary of the universe? H ( 1 2 3 4) Werg22	Jun2-11 07:33 PM Skaffen	66	10,243
Terraforming Mars C H ( 1 2 3 4) sanman	Jun8-08 10:38 AM Astronuc	65	12,378
Tolman-Oppenheimer-Volkoff equation... C H ( 1 2 3 4) Orion1	Nov2-08 10:35 PM Orion1	64	14,044
Where does the energy of gravity come from? C H ( 1 2 3 4) bassplayer142	Mar14-10 03:22 AM Frame Dragger	63	17,220
Why white holes don't exist C ( 1 2 3 4) Ultrastar 1	Jun4-11 06:50 PM Vanadium 50	63	9,045
Neutronium armor C H ( 1 2 3 4) Tisthammerw	Jan5-09 09:10 AM cristo	61	17,212
gravity verses electromagnetic attraction C H ( 1 2 3 4) pulsar28	Nov9-08 05:47 AM Laidback	60	11,364
What happens when a neutron star collapses into a black hole? ( 1 2 3 4) edearl	Apr5-12 10:55 PM Bernie G	58	8,008
Matter/Anti matter C ( 1 2 3 4) DarkStar707	Feb14-10 05:43 PM Astronuc	57	4,613
the sun's gravitational pull on the earth C H ( 1 2 3 4) Mono182	Oct30-06 12:01 AM SpaceTiger	55	15,055
Planet Formation C ( 1 2 3 4) Shubert	Jul28-10 02:30 AM stanz123	53	4,764
Is it possible that speed of a gravitational waves are greater than c? ( 1 2 3 4) Ravi Mandavi	May27-12 06:09 AM GTOM	52	5,790
Stuff I always wondered about astrophysics C ( 1 2 3 4) FayeKane	Oct18-09 09:42 AM turbo	51	4,377
Does expansion exist on the micro level as well as the galactic level? C ( 1 2 3) Axuality	Mar11-10 07:33 AM Ich	50	4,630
Can a blackhole suck in another blackhole? ( 1 2 3) mdmaaz	Jun10-11 07:48 AM PAllen	50	8,636
black holes again C ( 1 2 3) danihel	Feb2-10 12:16 PM skeptic2	48	3,743
What if all Dark Matter searches like CDMS II remain negative? C ( 1 2 3) ensabah6	Jun25-10 05:11 AM TrickyDicky	48	4,641
Dark matter and black holes! ( 1 2 3) tanzanos	Nov30-11 10:20 AM phinds	47	6,938
99% of Light speed ( 1 2 3) cjackson	Sep20-11 02:22 PM Ryan_m_b	47	6,489
black holes C H ( 1 2 3) alchemist	Dec1-04 06:40 PM donjennix	46	13,617
Dark Matter, On the Ropes? C ( 1 2 3) Saul	May19-10 10:35 PM Saul	46	4,242
Creating a black hole. C ( 1 2 3) J20gU3	Sep17-07 12:14 AM Orion1	45	9,564
What is the fabric of the universe? C H ( 1 2 3) petm1	Mar2-13 07:26 AM DaleSpam	45	15,846
Black hole vs. Black hole, who wins? C H ( 1 2 3) Chaos' lil bro Order	Dec6-11 11:41 AM berkeman	44	13,474
What are the limits of interstellar travel? ( 1 2 3) skippy1729	Oct21-10 12:32 AM Quantimez	44	6,079

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