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The Hubble Space Telescope has identified a rare massive white dwarf star 128 light-years away that astronomers say likely resulted from a stellar merger like this. Video via NASA’s Goddard

View larger. | Artist’s concept of a new type of supernova, showing the explosive interaction between a black hole and a massive nearby star (blue). As the separation between the

New research has found that rogue planets – planets that don’t orbit stars – could have planets of their own. Watch this video for more details. Free-floating planets, or rogue

Watch more about the strange spiral in the night sky that many people saw while looking for Perseid meteors on August 12, 2025. EarthSky’s Deborah Byrd talks about the rocket

This is a simulated 3D view of clumps of gas in the center of a dark matter mini-halo. A new study in Taiwan said the chaotic early universe experienced supersonic

Artist concept of 2 intermediate black holes merging that generate gravitational waves. Astronomers can track gravitational waves to help them locate smaller, stellar black holes. Image via Simulating eXtreme Spacetimes

Much about our universe is incredible, but here are 9 mind-blowing space facts you might not have known about the cosmos. Image via Igor Cibulsky/ Pexels. 9 mind-blowing space facts

Artist’s concept of a binary star system. Scientists say AI could massively decrease the time it takes to compute the properties of binary stars in systems like this one. Image

This image, which the European Southern Observatory released on March 27, 2024, shows the supermassive black hole at the center of our Milky Way in polarized light. A new mission

An international team of astronomers, led by The University of Texas at Austin’s Cosmic Frontier Center, has identified the most distant black hole ever confirmed. It and the galaxy it