AstroChallenge is a social network for amateur astronomers.
Record and share your observations of our solar system, deep space, and supernovae while location-determined calculations provide you with accurate observation info and customizeable finder charts.
Not sure what you're looking for? Try out some of our challenges and see what's up!
2%
Waning Crescent
Try This:
You and Galileo: 1610 A.D.
Top Observers
-
Austin
5562
74 -
HamilTiller
5560
53 -
Tyler
4760
101 -
mnastro
4583
65 -
Codey737
2960
38 -
cyc66
2291
41 -
TractionMan
1725
28 -
Exoplanet1
1645
29 -
bllape
1611
28 -
wyee
1150
8
Latest Observations
70mm Solar Refractor
100 points
10" Dobsonian
20 points
10" Dobsonian
10 points
10" Dobsonian
10 points
10" Dobsonian
1 points
10" Dobsonian
1 points
10" Dobsonian
1 points
10" Dobsonian
1 points
10" Dobsonian
10 points
10" Dobsonian
10 points
Latest Comet
C/2017 O1 (ASASSN)
- Magnitude:
- 13.68, Peak: 12.05
- Constellation
- Taurus
- Closest Approach
- Oct. 17, 2017
Brightest Comets
96P-C/Machholz: 9.64C/2015 V2 (Johnson): 12.57
71P/Clark: 12.93
C/2015 ER61 (PANSTARRS): 13.52
C/2015 VL62 (Lemmon-Yeung-PANSTARRS): 13.55
Brightest Supernova
2016gxp
- Last Observed Magnitude:
- 16.5 (Oct. 10, 2016 )
- Galaxy:
- NGC51
- Type:
- Ia
Recent Comments
So cool, I hope I can catch the next one, I was clouded out.
Fantastic shot. Well done!
The detail here is just fantastic. You must be an experienced sketcher. I like how prominent the windmill stars are.
Awesome you were able to observe Neptune and Uranus. They have been on my todo list for ages!
Mercury