The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.

September will have a trio celestial conjunction. Here's how to see the moon and Venus together in Arizona and upcoming ...

A small asteroid has been quietly following Earth’s orbit for decades—unseen, unbothered and, until recently, completely ...

Look east before dawn for a celestial smile: a slim crescent Moon, dazzling Venus, and the bright star Regulus will bunch ...

NASA's Deep Space Optical Communications technology has successfully shown that data encoded in lasers can be reliably transmitted, received, and decoded after traveling millions of miles from Earth ...

Fall equinox 2025 arrives on Monday 22. Find out why the first day of autumn still features a little more daylight than ...