Astronomers using ESA's Cheops mission have spotted a planet with a death wish. The exoplanet seems to be triggering flares of radiation from its parent star.
Where is the center of the universe? The center of our solar system is the sun. And the center of our galaxy is a supermassive black hole. Is there an answer?
Archaeologists in Spain found the oldest known human fingerprint on a rock, marking the nose on artwork by a Neanderthal. Forensic science helped uncover it.
Researchers have discovered that wide-orbit planets are likely the natural result of developing planetary systems, and the result has implications for Planet 9.
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.