Cosmology

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Pinned: Effort to get us all on the same page (balloon analogy) ( 1 2 3 4 ... Last) marcus	May18-13 01:14 PM marcus	468	99,973
Pinned: Look 88 billion years into future with the A20 tabular calculator ( 1 2 3 4) marcus	May19-13 11:45 AM Jorrie	56	8,717
Why is the Hubble sphere expanding? andrewkirk	Jun28-12 06:46 PM andrewkirk	16	1,164
Is the Milne model compatible with Einstein's field equation? andrewkirk	Jul1-12 08:09 AM Chalnoth	11	805
Derivation of the formula for cosmological redshift ( 1 2) andrewkirk	Aug12-12 12:01 AM andrewkirk	32	2,958
Why is a gravitational field "negative energy"? andrewkirk	Jul10-12 08:27 AM Lino	5	746
Is the proper distance the shortest distance in FLRW universe? andrewkirk	Jul20-12 11:44 PM PAllen	7	863
Lightlike radial null geodesic - how do we know it has constant theta and phi? andrewkirk	Aug11-12 08:08 PM andrewkirk	3	958
Output of CAMB code C Angelos K	May26-09 07:55 AM Chalnoth	3	970
Derivation of (linearized) perturbation equations C Angelos K	Jun4-09 06:07 AM Wallace	2	953
Expansion of the Universe question ( 1 2 3 4) Angry Citizen	May9-11 05:57 PM Misericorde	57	5,700
Accelerating Universe pre-1997 C AngryJeans	Apr7-07 05:57 AM Garth	9	1,398
Why is the CMB power spectrum often plotted as l(l+1) C_l and not only C_L ? Anne-Sylvie	May17-12 02:20 PM George Jones	1	726
Q and U parameters for polarization Anne-Sylvie	May18-12 08:10 AM Chalnoth	3	746
How do we know the universe is expanding? anonchi	Nov18-11 09:27 AM John15	9	2,097
Question involving space travel and the expansion of the universe anonymous3	Dec27-12 04:16 PM Naty1	3	901
Where does word universe originate from? C ( 1 2) anonymoussome	Jun20-09 10:30 AM marcus	21	3,534
Could pre-big-bang evidence survive the crunch? anorlunda	Jan7-13 12:31 PM marcus	12	1,098
Can we get FLRW another way? anorlunda	Jan23-13 09:37 PM Chronos	2	517
Universe = size of grapefruit? C ( 1 2 3) antd	Nov8-09 11:15 AM mikeph	38	4,132
the center of the infinite universe C AnthonyFB	Aug22-10 10:52 PM Radrook	3	965
Gravity Leaking = Dark energy increasing C AnTiGrAvItY	Jan13-09 03:51 AM hellfire	2	1,797
Quick question about the properties of dark matter/energy C AntiQuarks	Sep16-10 12:25 AM sweet springs	5	1,061
Gauss-Bonnet term anuradha	Jul10-11 07:28 PM Bruno5antos	2	3,642
conformal time C anuradha	Aug5-10 08:11 AM bapowell	1	1,600
Does time travel possible? C anvesh111	Jan8-10 11:07 PM Chronos	9	2,236
CMBR uniformity question? C anya2	Jan12-10 10:41 AM DrChinese	4	977
expansion redshift VS gravitational redshift? C ( 1 2 3 4) anya2	Jan17-10 11:39 PM Chronos	57	8,229
Does the expansion of the universe violate conservation of energy? C Anzas	Sep20-08 04:51 PM Phrak	6	2,321
Expansion of the Universe ( 1 2) ape	Mar1-11 01:24 PM Feeble Wonk	17	2,234
initial value for hubble parameter apeiron	Mar2-11 09:06 AM Chalnoth	15	1,427
dark matter C apope	May2-07 02:27 AM Chronos	3	926
universe from nothing ? Apophenia	Mar11-13 09:31 PM Mordred	11	918
light from MACS 1149-JD implausible applebob	Sep26-12 12:30 AM Drakkith	4	929
Temporal finitism is wrong in assuming the beginning of time. ( 1 2) apst	Feb7-11 10:03 AM darkhorror	28	3,259
This universe would expand right? C aquabug918	Oct3-06 08:50 AM Garth	11	1,535
Evolution of matter density C aquabug918	Nov14-06 03:45 PM Garth	1	963
Does the Universe have a Boundary ? H ( 1 2) Aquafire	Apr9-12 03:03 AM dotapin	33	15,927
shell theory C Arac15	Nov10-10 08:38 AM Vanadium 50	4	1,203
Dark energy, matter in a Multiverse Schemata ArafuraOpal	Feb29-12 09:57 PM Drakkith	1	872
Who said aether viscosity is ridiculously large ? ( 1 2) ARANEV	Feb28-12 07:56 PM ARANEV	26	1,806
"BLACK MATTER" what is it? wheres it come from? arashbh	Mar1-12 05:49 AM tapasbhattach	15	2,003

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