#2. The Moon came from Earth. It didn’t form beside our planet, and Earth’s gravity didn’t capture it. The latest theory says ...

Honda completes its first reusable rocket test in Japan and plans suborbital launches by 2029. Discover how the company aims to expand into space technology to enhance mobility and satellite services.

Summer arrives for northern observers as the Moon visits Venus, Uranus, and Mercury. Plus: globular cluster M15, double star ...

Today marks the start of Northern Hemisphere summer, and also offers a chance to view night-glowing clouds if you’re lucky.

Now nearing a close conjunction, Saturn and Neptune sit just to the right of the crescent Moon in the morning sky.

The summer solstice occurs this year on Friday, June 20, at 10:42 P.M. EDT. After the June solstice, days will get shorter ...

The innermost planets straddle nighttime, with Mercury in the evening and the greatest western elongation of Venus in the morning. Jupiter joins Mercury in early twilight for a few evenings, both ...

Vesta reaches its stationary point in Virgo today. This bright asteroid is easy to find from any location in just a few ...

Earth’s companion has allowed astronomers to define lunar cycles, navigate without technology, and understand celestial ...

This week’s launches include Axiom 4, a historic crewed mission to the ISS, plus multiple satellite deployments from SpaceX ...

NASA budget proposal slashes science funding by 47%, putting more than 40 current and planned missions at risk.

When the Sun expands into a red giant, it will swallow the inner solar system and raise the temperature in the outer regions.