Astronomy
Constantthin
  • Member for 11 months
  • Last seen more than a week ago
Profile Activity

19 Questions

Votes Activity Newest Views
6 answers
17 votes
5k views
1 bookmarks
Why would the side of the moon that faces earth be as dark as the far side of the moon?
1 answers
16 votes
3k views
1 bookmarks
How many times brighter would full-earth-shine appear to people standing on the moon, than full-moon-shine does to people on earth?
4 answers
12 votes
3k views
1 bookmarks
Could Neptune be viewed with the naked eye from Uranus?
2 answers
7 votes
692 views
Does lack of atmosphere on the moon make earth-shine more, or less, bright?
1 answers
4 votes
72 views
1 bookmarks
How much mass is lost in the red giant phase of a sun?
0 answers
2 votes
101 views
How can Bond Albedo be greater than Geometric Albedo?
2 answers
2 votes
139 views
Do the earth and the moon reflect the different fractions of total solar radiation proportionally?
1 answers
1 votes
74 views
Does a red giant star produce more stellar wind than a yellow star?
0 answers
1 votes
134 views
How is bond albedo calculated?
2 answers
1 votes
57 views
Which unit is most suitable in comparing needed light intensity for night reading on the Moon, vs on Earth?
1 answers
0 votes
77 views
Is subtracting one apparent magnitude from another ever practical?
1 answers
0 votes
91 views
How does one find out how often planets align?
1 answers
0 votes
102 views
Why does apparent magnitudes get increased fourfold when distances get halved, instead of simply getting doubled?
1 answers
0 votes
114 views
Will the planets be pushed outwards when the sun goes red giant?
1 answers
0 votes
99 views
How can the author of this article conclude that earth-shine on the moon is 100 times brighter than moon-shine on earth?
0 answers
0 votes
96 views
What is the highest albedo of the earth's surface facing the sun ever measured?
1 answers
-2 votes
214 views
What is Saturn’s apparent magnitude at its brightest when viewed from Uranus?
1 answers
-4 votes
96 views
What is Jupiter's apparent magnitude as watched from Uranus?
2 answers
-5 votes
92 views
What is 5 in 5log10 the value of?

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