Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

A spaceflight delayed a week ago could commence this weekend as Blue Origin will attempt a launch that will take six people to the edge of space.

Look to the east before sunrise on June 22 to catch the delicate form of the crescent moon shining with Venus alongside the Pleiades star cluster.

A woman wrote to us about a moment on a plane that left her feeling like the bad guy, over a simple window seat. What started ...

A spaceflight delayed a week ago could commence this weekend as Blue Origin will attempt a launch that will take six people to the edge of space.

Theoretical astrophysicist and science writer Ethan Siegel has revealed the reason you can't see the stars outside of your window when you're on a flight.

New Delhi: Delhiites saw clear blue skies on Thursday as air quality remained in the ‘satisfactory' category for the second straight day. The AQI stoo.

The nova V462 Lupi was first discovered on June 12 by the Ohio State University-led All-Sky Automated Survey for Supernovae ...