Astronomers used NASA's TESS telescope to discover a young planet. The researchers suspect it could become a super-Earth ...

IMPORTANT: NEVER look directly at the eclipse while any part of the solar disk is visible. 'Simpsons' voice actor is retiring ...

According to Dr. Mike Nowak, a researcher at Washington University, the sun’s activity follows an 11-year cycle, with the ...

NASA's Solar Dynamics Observatory captured a partial solar eclipse. See its view in multiple wavelengths. Credit: Space.com | ...

Joining Calandrelli on New Shepard are repeat Blue Origin customers Marc and Sharon Hagle, a married couple who also flew on ...

On November 21, 1676, the Danish astronomer Ole Rømer discovered the speed of light. Before Rømer figured it out, scientists ...