A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

What at first seemed a routine detection of an object travelling through the solar system soon turned out to be anything but.

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

This paper presents a complete solution to the problem of attitude determination and control for satellites in elliptical orbits. Specifically, it shows how to create the orbital mechanics, account ...