Astrophysics

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Pinned: Orbit Determination for Dummies! Another hillbilly tutorial. ( 1 2) Jenab	Apr22-12 12:10 PM Drakkith	20	36,778
Pinned: Transfer orbits for dummies! A hillbilly tutorial. ( 1 2 3) Jenab	May2-10 02:49 PM Jenab6	45	56,632
Instantaneous action of gravity arunshanker	Mar11-13 11:58 AM mathman	2	681
Black hole accretion disk/jet reference NR Mordred	Mar8-13 05:53 PM Mordred	0	550
Coincidence of asteroid and Russian meteor at same time. RGregoryClark	Mar7-13 10:27 AM RGregoryClark	10	1,102
Calculate the equatorial rotation velocity Vetmora	Mar6-13 05:53 PM Vetmora	8	836
The hurdles that face a spacecraft during its launching Cerdocyon	Mar3-13 09:09 PM russ_watters	6	774
Travel to another moon/planet/gravitational body season89	Mar3-13 11:26 AM Filip Larsen	4	725
How do Trojan Asteroids effect a planets' orbits Eric M. Jones	Mar2-13 12:46 PM mfb	10	822
What is the fabric of the universe? C H ( 1 2 3) petm1	Mar2-13 07:26 AM DaleSpam	45	16,146
Elements inside a star shounakbhatta	Mar1-13 09:23 AM Mordred	14	1,007
How is one black hole is larger than another? htapps	Feb28-13 11:33 AM Whovian	2	660
Black hole vs Black hole C ( 1 2) Chemist@	Feb27-13 06:25 AM jimgraber	19	2,746
SN Ia progenitors Chronos	Feb26-13 10:17 PM Astronuc	1	507
Jeans Length/Cloud Collapse AbsoluteZer0	Feb26-13 08:22 PM Chronos	2	618
when did nuclear fusion in the sun really start ? dsr52	Feb26-13 04:30 PM dsr52	8	1,099
Urgent ! Need some help with tasks ! C Froddo	Feb26-13 04:24 PM Borek	3	496
Life in Vastly Different Universes Krunchyman	Feb26-13 03:15 PM Chronos	2	526
Why doesn't light travel infinitely fast ? ( 1 2 3) sikkemike	Feb25-13 01:32 AM Simon Bridge	37	2,361
Solar sails C NR Eimantas	Feb24-13 11:13 AM Eimantas	0	413
Nearest galaxy to milky way shounakbhatta	Feb23-13 05:27 AM Bandersnatch	1	497
Rotation speed of a neutron star shounakbhatta	Feb22-13 01:41 PM Mordred	9	918
Gravity causing mirror effects Slait	Feb21-13 11:54 PM Chronos	4	659
Thermal velocity of particles in the solar corona Cerdocyon	Feb20-13 10:59 AM Cerdocyon	2	543
Orbiting the Sun beyond the Hill sphere xpell	Feb19-13 02:08 PM mfb	6	831
Precision in Doppler shift Daaavde	Feb18-13 04:57 PM mfb	1	534
Combining estimated errors (galaxy properties, observational) Jean Tate	Feb18-13 03:05 PM mfb	5	690
Can matter focus neutrinos in a supernova event? Spinnor	Feb18-13 09:29 AM Chronos	4	588
Creating a Equation to Destroy the Sun hgivens07	Feb18-13 12:49 AM stargazer3	5	745
Thoughts and questions about the CMBR. ( 1 2) Endervhar	Feb17-13 03:01 PM marcus	25	1,225
Chelyabinsk Meteor Shockwave 2/15/2013 ( 1 2) TravelinTom	Feb17-13 11:55 AM glappkaeft	21	1,933
Why did the Chelyabinsk Meteor Explode? Zorwell	Feb17-13 02:31 AM jfgobin	9	1,769
Star collapse to form directly a black hole shounakbhatta	Feb16-13 11:25 PM Simon Bridge	3	518
Supernova remnants & neutron star shounakbhatta	Feb16-13 11:07 PM Chronos	6	613
Inflation & Quasars energy and 'fast-forward effect' ? pibara	Feb15-13 04:48 PM Chronos	4	606
The End of the Universe? Yosty22	Feb14-13 04:49 PM Johninch	2	550
Another perspective of the Drake Equation dkotschessaa	Feb14-13 05:44 AM pibara	16	1,109
Pulsars -- Rotating neutron star produces EM radiation? shounakbhatta	Feb14-13 04:28 AM ImaLooser	5	760
Troubleshooting Aladin Program NR Rich_n_Chips	Feb13-13 09:06 PM Rich_n_Chips	0	466
Why spacetime quantization does not prevent blackhole formation? Andrea Panza	Feb10-13 12:05 AM Chronos	16	1,008
demonstration of the jeans equation NR fab13	Feb8-13 09:55 PM fab13	0	396
What sort of atmosphere could a rogue planet have? CCWilson	Feb8-13 06:58 PM CCWilson	2	494

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