Problems

Note that you can solve most task in any order!
Already solved ones are at the bottom of the table.

As we move to opensource, here is a video-demo
how you can deploy it at free web-hosting

Tagged with: astronomy - total 3 (clear filter)

Id	Title	Solved	Blessing
205	Clustering the Stars	58	12.94
335	Venus Visible	28	14.17
204	Wandering Star	55	13.03