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Last post by onetwothree « 29.06.2024, 10:58
Posted in Announcements

by onetwothree » 29.06.2024, 10:58 » in Announcements

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29.06.2024, 10:58
Please cleanup old attachments

Last post by DaveBowman2001 « 16.04.2025, 06:01
Posted in Announcements
Replies: 16
by onetwothree » 15.07.2023, 19:26 » in Announcements

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16.04.2025, 06:01

Topics

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Alien planet's color detected

Last post by Gurren Lagann « 25.08.2019, 17:52
Replies: 3
by omega13a » 12.07.2013, 00:24

3 Replies

9530 Views

Last post by Gurren Lagann View the latest post
25.08.2019, 17:52
Definition of spectral types

Last post by SpaceFanatic64 « 25.08.2019, 05:16
Replies: 13
by ajtribick » 02.03.2006, 11:56

13 Replies

17446 Views

Last post by SpaceFanatic64 View the latest post
25.08.2019, 05:16
A moon for a poor dwarf planet

Last post by Joey P. « 25.08.2019, 03:13
Replies: 1
by FarGetaNik » 20.10.2016, 12:31

1 Replies

4645 Views

Last post by Joey P. View the latest post
25.08.2019, 03:13
Will Pluto be a planet again?

Last post by Joey P. « 25.08.2019, 02:23
Replies: 3
by The Chimp » 16.09.2018, 22:50

3 Replies

5585 Views

Last post by Joey P. View the latest post
25.08.2019, 02:23
'Death Star' Gamma-Ray Gun Pointed Straight at Earth

Last post by Joey P. « 22.08.2019, 20:49
Replies: 7
by MKruer » 06.03.2008, 01:21

7 Replies

9383 Views

Last post by Joey P. View the latest post
22.08.2019, 20:49
Stellar Collision

Last post by Joey P. « 22.08.2019, 20:48
Replies: 28
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2
by Tharghana » 06.01.2008, 19:01
28 Replies

25976 Views

Last post by Joey P. View the latest post
22.08.2019, 20:48
Age of stars.

Last post by pirogronian « 22.08.2019, 09:20
Replies: 3
by Janus » 12.08.2019, 15:29

3 Replies

4482 Views

Last post by pirogronian View the latest post
22.08.2019, 09:20
The Milky Way is not flat!

Last post by john71 « 02.08.2019, 14:45

by john71 » 02.08.2019, 14:45

0 Replies

5481 Views

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02.08.2019, 14:45
Luhman 16 anyone?

Last post by Joey P. « 26.07.2019, 20:33

by Joey P. » 26.07.2019, 20:33

0 Replies

4897 Views

Last post by Joey P. View the latest post
26.07.2019, 20:33
An amusing astronomy challenge.

Last post by SpaceFanatic64 « 09.07.2019, 03:04
Replies: 1
by Janus » 09.07.2019, 00:46

1 Replies

2822 Views

Last post by SpaceFanatic64 View the latest post
09.07.2019, 03:04
Location identification nomenclature inspired by Plus-Code

Last post by ebfortin « 25.06.2019, 20:00

by ebfortin » 25.06.2019, 20:00

0 Replies

4873 Views

Last post by ebfortin View the latest post
25.06.2019, 20:00
How to calculate planet rotation/orientation

Last post by posfan12 « 11.06.2019, 21:16
Replies: 4
by posfan12 » 24.09.2018, 01:50

4 Replies

5640 Views

Last post by posfan12 View the latest post
11.06.2019, 21:16
Discover the oldest star in the universe

Last post by Joey P. « 24.05.2019, 04:40
Replies: 2
by jonh8599 » 26.12.2018, 09:16

2 Replies

3224 Views

Last post by Joey P. View the latest post
24.05.2019, 04:40
Sol has a sibling.

Last post by LukeCEL « 21.03.2019, 04:44
Replies: 6
by Janus » 22.11.2018, 17:41

6 Replies

5470 Views

Last post by LukeCEL View the latest post
21.03.2019, 04:44
Why are Y-type dwarfs not in Celestia? Also...

Last post by Joey P. « 20.03.2019, 01:04

by Joey P. » 20.03.2019, 01:04

0 Replies

4285 Views

Last post by Joey P. View the latest post
20.03.2019, 01:04
Is it possible to change the stellar classes within Celestia?

Last post by Joey P. « 10.03.2019, 01:50
Replies: 1
Attachment(s) by Joey P. » 09.03.2019, 23:02

1 Replies

2358 Views

Last post by Joey P. View the latest post
10.03.2019, 01:50
Should Celestia separate the "Be" star subclass from the type "B" class?

Last post by Joey P. « 21.02.2019, 18:39

by Joey P. » 21.02.2019, 18:39

0 Replies

4165 Views

Last post by Joey P. View the latest post
21.02.2019, 18:39
IllustrisTNG

Last post by Gurren Lagann « 05.02.2019, 21:18
Replies: 1
by Lafuente_Astronomy » 05.02.2019, 14:09

1 Replies

2464 Views

Last post by Gurren Lagann View the latest post
05.02.2019, 21:18
About Light Speed Travel

Last post by benjaminthomus « 24.12.2018, 13:28
Replies: 1
by Alextang » 15.06.2018, 07:35

1 Replies

3896 Views

Last post by benjaminthomus View the latest post
24.12.2018, 13:28
National Geographic: Mars TV serie

Last post by The Chimp « 29.09.2018, 23:46

by The Chimp » 29.09.2018, 23:46

0 Replies

4443 Views

Last post by The Chimp View the latest post
29.09.2018, 23:46
create account for https://celestia.space/img/

Last post by Alexell « 01.09.2018, 09:59
Replies: 1
by Danny Lorraine II » 01.06.2018, 23:58

1 Replies

2907 Views

Last post by Alexell View the latest post
01.09.2018, 09:59
Huygens' HASI instrument(s) ?

Last post by Diigg « 30.08.2018, 08:39
Replies: 41
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by Adirondack » 09.02.2005, 09:55
41 Replies

26310 Views

Last post by Diigg View the latest post
30.08.2018, 08:39
Second Gaia data release is tomorrow, 25 Apr 2018

Last post by FSword7 « 03.06.2018, 00:15
Replies: 2
by selden » 24.04.2018, 13:04

2 Replies

3560 Views

Last post by FSword7 View the latest post
03.06.2018, 00:15
TRAPPIST-1 system: 7 Earth-sized planets

Last post by roninwolf1981 « 04.05.2018, 21:07
Replies: 37
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2
Attachment(s) by john71 » 22.02.2017, 18:22
37 Replies

24737 Views

Last post by roninwolf1981 View the latest post
04.05.2018, 21:07
Moon 4k video made using LRO data

Last post by Goofy « 13.04.2018, 16:56

Attachment(s) by Goofy » 13.04.2018, 16:56

0 Replies

3759 Views

Last post by Goofy View the latest post
13.04.2018, 16:56
Multi-planet System Found Through Crowdsourcing

Last post by Janus « 12.01.2018, 19:33

by Janus » 12.01.2018, 19:33

0 Replies

3600 Views

Last post by Janus View the latest post
12.01.2018, 19:33
earth trojan L4 "asteroid 2010 TK7"

Last post by symaski62 « 08.12.2017, 21:51
Replies: 3
by symaski62 » 28.07.2011, 17:23

3 Replies

6043 Views

Last post by symaski62 View the latest post
08.12.2017, 21:51
Haumea has a ring!

Last post by selden « 11.10.2017, 18:30

by selden » 11.10.2017, 18:30

0 Replies

3031 Views

Last post by selden View the latest post
11.10.2017, 18:30
SpaceX: How not to land a booster

Last post by selden « 14.09.2017, 22:57

by selden » 14.09.2017, 22:57

0 Replies

2902 Views

Last post by selden View the latest post
14.09.2017, 22:57
KIC 8462852 transit ! omg !

Last post by symaski62 « 24.05.2017, 08:46
Replies: 1
by symaski62 » 20.05.2017, 23:56

1 Replies

3468 Views

Last post by symaski62 View the latest post
24.05.2017, 08:46
sagitterius A

Last post by symaski62 « 17.04.2017, 20:41

by symaski62 » 17.04.2017, 20:41

0 Replies

3446 Views

Last post by symaski62 View the latest post
17.04.2017, 20:41
New Planetary Definition Draft

Last post by Fenerit « 07.03.2017, 00:48
Replies: 9
by FarGetaNik » 03.03.2017, 20:04

9 Replies

6432 Views

Last post by Fenerit View the latest post
07.03.2017, 00:48
Gaia DR2 postponed

Last post by john71 « 11.02.2017, 09:45
Replies: 1
by selden » 10.02.2017, 17:18

1 Replies

2774 Views

Last post by john71 View the latest post
11.02.2017, 09:45
Story of the asteroid sample return mission 'Hayabusa'

Last post by celestrom hayabusa « 23.11.2016, 18:59
Replies: 3
by JetCrow » 22.11.2007, 22:36

3 Replies

6067 Views

Last post by celestrom hayabusa View the latest post
23.11.2016, 18:59
Planets in ALF Cen officially real

Last post by CharlottAwong « 29.10.2016, 13:21
Replies: 27
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2
by PlutonianEmpire » 17.10.2012, 00:40
27 Replies

22902 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:21
Liquid water in Saturn's rings, caused rainfall onto Saturn.

Last post by CharlottAwong « 29.10.2016, 13:20
Replies: 11
by kristoffer » 11.04.2013, 19:00

11 Replies

12784 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:20
Kepler's new discovery of 3 possible habitable Super-Earths

Last post by CharlottAwong « 29.10.2016, 13:18
Replies: 3
by kristoffer » 18.04.2013, 22:17

3 Replies

5783 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:18
Comets Lemmon and PanSTARRS

Last post by CharlottAwong « 29.10.2016, 13:16
Replies: 3
by abramson » 21.04.2013, 19:15

3 Replies

5364 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:16
Neptune has a new Moon

Last post by CharlottAwong « 29.10.2016, 13:10
Replies: 6
by John Van Vliet » 15.07.2013, 20:53

6 Replies

6632 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:10
Are there any known optical or psychological illusions...

Last post by CharlottAwong « 29.10.2016, 13:07
Replies: 8
by PlutonianEmpire » 03.09.2013, 20:51

8 Replies

7405 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:07
Is the Universe "Flat"?

Last post by CharlottAwong « 29.10.2016, 13:05
Replies: 2
by VikingTechJPL » 18.09.2013, 17:03

2 Replies

4096 Views

Last post by CharlottAwong View the latest post
29.10.2016, 13:05
Juno (spacecraft) orbits will need an update

Last post by nardo « 20.10.2016, 15:51
Replies: 2
by nardo » 19.10.2016, 05:45

2 Replies

3187 Views

Last post by nardo View the latest post
20.10.2016, 15:51
OK, So this is pretty cool, (and just a little scary)

Last post by Chuft-Captain « 09.10.2016, 00:12

by Chuft-Captain » 09.10.2016, 00:12

0 Replies

2602 Views

Last post by Chuft-Captain View the latest post
09.10.2016, 00:12
Planet found around Proxima Centauri!

Last post by ammassoglobulare « 28.08.2016, 23:43
Replies: 1
by omega13a » 24.08.2016, 19:23

1 Replies

2311 Views

Last post by ammassoglobulare View the latest post
28.08.2016, 23:43
PlutonianEmpire's Circumbinary Reporting Thread

Last post by PlutonianEmpire « 12.01.2014, 22:23
Replies: 29
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by PlutonianEmpire » 01.10.2011, 00:08
29 Replies

20580 Views

Last post by PlutonianEmpire View the latest post
12.01.2014, 22:23
Perhaps an interesting hypothetical?

Last post by PlutonianEmpire « 26.11.2013, 00:49
Replies: 2
by PlutonianEmpire » 24.11.2013, 08:37

2 Replies

2785 Views

Last post by PlutonianEmpire View the latest post
26.11.2013, 00:49
More 1,000 exo-planets

Last post by Mariusz Kuźmiński « 20.11.2013, 18:53
Replies: 1
by Mariusz Kuźmiński » 03.11.2013, 20:31

1 Replies

2536 Views

Last post by Mariusz Kuźmiński View the latest post
20.11.2013, 18:53
Celestia used for image in scientific publication for solar

Last post by PlutonianEmpire « 19.11.2013, 07:56
Replies: 1
by duds26 » 18.11.2013, 16:37

1 Replies

2448 Views

Last post by PlutonianEmpire View the latest post
19.11.2013, 07:56
Calculating conjunctions

Last post by krypton « 11.10.2013, 22:09
Replies: 4
by krypton » 05.10.2013, 18:55

4 Replies

4346 Views

Last post by krypton View the latest post
11.10.2013, 22:09
new moon orbits Pluto

Last post by symaski62 « 15.08.2013, 15:36
Replies: 42
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by kristoffer » 20.07.2011, 16:06
42 Replies

36896 Views

Last post by symaski62 View the latest post
15.08.2013, 15:36

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