Astrophysics

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Pinned: Orbit Determination for Dummies! Another hillbilly tutorial. ( 1 2) Jenab	Apr22-12 12:10 PM Drakkith	20	35,957
Pinned: Transfer orbits for dummies! A hillbilly tutorial. ( 1 2 3) Jenab	May2-10 02:49 PM Jenab6	45	55,520
World's record for highest freq photon ever seen, nature or lab? Albertgauss	Apr19-13 10:13 PM phyzguy	4	608
Why don't black holes become stars again? azhelton69	Apr18-13 06:30 PM Darwin123	4	825
Black hole acceleration beyond C? C DARKRIDEE	Apr17-13 09:00 PM George Jones	13	1,415
Why dark matter is dark but not atoms 7555	Apr17-13 12:40 PM Mordred	5	667
Equation of Gravity's influence relative to objects Galric	Apr17-13 03:56 AM tiny-tim	1	462
How quasars work? medgalis	Apr16-13 11:08 PM Lyrassia	5	666
Why do stars collapse in on itself ? ( 1 2) PhyHunter	Apr16-13 06:00 PM Brown Arrow	20	1,686
Dark matter/Dark energy tmv3v	Apr16-13 05:48 PM Mordred	4	602
Tidal bulge on the moon, and its facing etc.. Curious45	Apr16-13 12:30 PM Wes Tausend	8	1,230
Why is Far-UV spectrum unobservable PianoDentist	Apr15-13 03:20 PM Chronos	2	502
How quickly would Mars loose its atmosphere? Menninger	Apr14-13 04:24 PM Mordred	3	572
Characteristics of electromagnetic waves traveling through the cosmos. morningstar	Apr13-13 03:54 PM Mordred	9	656
Black hole transparency ( 1 2) stargazer3	Apr13-13 02:01 AM ImaLooser	17	1,063
Atomic Hydrogen gas cloud to Star!! Brown Arrow	Apr11-13 08:55 AM Bandersnatch	9	641
The acceleration of the expansion of the known universe ( 1 2) Over My Head	Apr11-13 06:33 AM bapowell	27	1,361
Fusion and quantum tunneling deadscientist	Apr11-13 01:41 AM Simon Bridge	2	509
why do the smallest luminous objects lie along a line corresponding to Brown Arrow	Apr10-13 11:52 PM Simon Bridge	5	517
Big Bounce Question Dionysos25	Apr10-13 09:23 PM Simon Bridge	1	459
Size of VY Canismajoris and gravity SecretOfnumber	Apr10-13 11:01 AM Bandersnatch	5	570
Extensive Proof/Derivation of the Chandrasekhar Limit? NR MidnightHobo	Apr9-13 10:57 PM MidnightHobo	0	422
Radiative Transfer Parallel Plane Atmosphere Help NR darkeinstein	Apr9-13 10:42 PM darkeinstein	0	389
Are WIMP Planets possible ( 1 2) CWatters	Apr8-13 07:43 PM Bobbywhy	24	1,716
Placing a cargo on a parabolic orbit from europa moon of Jupiter Cerdocyon	Apr8-13 01:31 PM StrayCatalyst	3	805
Saha equation to determine fraction of hydrogen atoms ionised NR can't.do.phys	Apr8-13 12:51 AM can't.do.phys	0	439
Black hole growth and evaporation egcavalcanti	Apr5-13 03:11 PM George Jones	2	596
Interstellar Speed Of Sound anorlunda	Apr5-13 02:04 PM Mordred	3	532
Kudo list of well-written exchanges for the month of April :-D NR marcus	Apr4-13 12:12 PM marcus	0	440
Why doesn't dark matter clump together? mrspeedybob	Apr4-13 08:06 AM mfb	1	572
An Astrometry Machine Kirennian	Apr2-13 02:34 PM Kirennian	6	968
How can we say star mass affects event horizon diameter ? PhyHunter	Apr2-13 02:23 PM Naty1	5	670
Deriving Oort Constants From Kepler's Third Law NR sfbsoccer25	Apr2-13 02:12 PM sfbsoccer25	0	381
Heating/Cooling in the ISM vikasagartha	Mar31-13 03:43 PM cepheid	2	446
decent papers/articles on black holes abhiroop_k	Mar29-13 02:48 AM Mordred	4	721
Trying to understand the oscillation of electrons in the magnetic fiel hb1547	Mar28-13 04:03 PM mfb	5	606
Wimp spin snorkack	Mar27-13 03:33 PM Mordred	1	414
Life in the universe. C H ( 1 2 3 4 ... Last) Whateverworks	Mar25-13 04:13 AM cristo	91	11,586
Journey of a Comet & Relativity enceladus_	Mar24-13 12:05 AM Simon Bridge	9	804
How fast are we talking here? EskWIRED	Mar23-13 03:53 AM tms	11	916
Emissivity of dust grains robotopia	Mar22-13 08:48 PM robotopia	4	614
about black hole huhjinsoo	Mar21-13 09:56 AM huhjinsoo	7	748

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