The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

Old sky photos from the 1950s are resurfacing, and some of them show strange objects near Earth that don’t look like planes, ...

Polyamory and non-monogamy experts say people in these relationships grieve the same as those with monogamous partners.

Scientists have discovered over 6,000 planets that orbit stars other than our sun, known as exoplanets. More than half of ...

NGC 7331, the sight of supernova SN2025rbs, imaged by George Gheirchi (US).

New Hubble Space Telescope data confirms that "blue straggler" stars maintain their youthful glow by siphoning fuel from binary companions ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Long-term observations reveal that at least some fast radio bursts are linked to magnetars orbiting companion stars.

Sky This Week is brought to you in part by Celestron. Friday, January 23Pluto reaches conjunction with the Sun at 5 A.M. EST.

This artist's impression shows the star TRAPPIST-1 with two planets transiting across it. ExoMiner++, a recently updated open ...

Former Intel SVP Sanjay Natarajan breaks down advanced nodes, AI-assisted design, and future chip architectures.