At the turn of the 21 st century, astrophysicists theorized that the Sun was headed toward a deep solar minimum, but a new study says that the Sun’s activity actually reversed course around 2008. This ...

Did Brahe, Kepler, Galileo and Newton make isolated discoveries, or did Islamic science contribute to their work on astronomy ...

McKinley Museum planetarium director Suzie Dills says her trip to the Galileo museum in Italy was educational, and a thrill.

Elizabeth C. Babcock, the founding director of the Smithsonian American Women's History Museum in Washington, D.C., returns ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather and technology on Earth, NASA announced this week. A new research, ...

NEW YORK — In 1610, Galileo Galilei peered through his telescope and discovered four moons orbiting around Jupiter, a breakthrough that helped confirm the heliocentric theory that the Earth revolves ...

If 3I/ATLAS is a naturally occurring comet, its close approach to the Sun could cause it to break apart into fragments. Comets commonly disintegrate due to solar heating, gravitational tidal forces, ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...