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

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 ...

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

China’s Tianwen-2 launched May 29 to collect asteroid samples and study a distant comet, marking a major step in the nation’s ...

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

Experience the unforgettable 2027 Egypt total solar eclipse with a 12-night Nile cruise and exclusive tours of ancient ...

Explore the UGC 10214, the Tadpole Galaxy, a faint, peculiar spiral galaxy in Draco with a dramatic tidal tail and active ...

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

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

M22 is one of the brightest and nearest globular clusters to Earth, located near the top of the Sagittarius Teapot.

Inflation and budget issues are threatening to hobble NASA’s most in-demand telescopes.