SpaceX will launch NASA's ambitious IMAP mission and two other space weather probes early Tuesday morning (Sept. 23), and you ...

Dr. Eric Christian shares the importance of the IMAP mission and how it will play a part in the Artemis moon missions.

In the Northern Hemisphere, the equinox symbolizes the onset of shorter days with longer, cooler nights, while in the Southern Hemisphere, spring arrives with longer, warmer days. This year, the ...

The second and final solar eclipse of 2025 is set to occur on September 21. It will be a partial solar eclipse.

NASA will announce the first class of astronauts in four years who could one day be eligible for missions to the moon and Mars.

The partial solar eclipse was visible to over 16 million people when it darkened the sky over the Pacific on Sept. 21-22 ...

Astronomers are trying to determine what caused a series of gamma-ray bursts, the most powerful explosions in the universe, to occur in a single day.

Monday, Sept. 22 is what many consider the first official day of fall: The fall equinox. The equinox marks the moment when the Sun crosses the equator, marking the start of autumn in the Northern ...