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

One of Lord Rosse’s greatest discoveries was the spiral structure of the Whirlpool Galaxy (M51). He also made a sketch of a ...

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

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

The Red Planet stands less than a degree from Leo the Lion’s brightest star in the evening sky tonight, visible in the west.

Few galaxies are really bright and oriented almost exactly edge-on to our line of sight. One of these is NGC 5907: the ...

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

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

See two similarly bright celestial objects with different colors pair up in the evening sky.

Today in the history of astronomy, an eclipse record helps illuminate the timeline of the ancient world.

Wachmann, also known as Schwassmann-Wachmann 1, glows at 13th magnitude near Leo’s forefoot early this evening.

Astronomy interviews Sally Ride's life partner Tam O’Shaughnessy and director Cristina Costantini ahead of 'Sally' ...