Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

Twenty-four years ago, a spacecraft with no landing mechanism touched down on a chunk of rock in space. Defying all odds, the Nasa spacecraft became the first in history to not just orbit a minor ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

When looking at our solar system, the planets going around the sun seem to be set up in a pretty organized fashion. They are ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

Last fall, the scientific community went into a minor frenzy. A hunk of interstellar material had been sucked into the ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...