Half a dozen fragments of the moon may briefly orbit Earth at any given time, before moving on to circle the sun, new research suggests — but the minimoons’ small
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For sale: A 54-pound (25-kilogram) rock. Estimated auction price: $2 million to $4 million. Why so expensive? It’s the largest piece of Mars ever found on Earth.
WASHINGTON — The Senate Armed Services Committee voted 26-1 to advance its version of the National Defense Authorization Act for fiscal 2026. To continue reading this article: Register now and
SpaceX launched a mystery satellite to geostationary transfer orbit (GTO) from Florida’s Space Coast early Sunday morning (July 13). A Falcon 9 rocket lifted off from Cape Canaveral Space Force
TOKYO — Firefly Aerospace has filed paperwork to go public, seeking to raise an unspecified amount of money as part of a trend of space companies taking traditional approaches to
File: A SpaceX Falcon 9 rocket stands at Space Launch Complex 40 (SLC-40) at Cape Canaveral Space Force Station. Image: Adam Bernstein/Spaceflight Now SpaceX is preparing to launch a Falcon
Portrait of a galaxy cluster
There are tens of thousands of pieces of space debris hurling around the Earth right now. Since it can cost tens of millions of dollars to remove just a single
When Einstein’s predicted ripples in spacetime pass through magnetic fields, they cause the current carrying wires to dance at the gravitational wave frequency, creating potentially detectable electrical signals. Researchers have
Dark matter is one of nature’s most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to their supercomputer simulations. We know it’s real because its mass
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