MP Materials’ goal to become a national rare-earths “champion” that can go toe-to-toe with China was turbocharged by Pentagon investment. But its journey there highlights the hurdles American producers face.

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of Earth, and it takes 355 days to orbit its star, astronomers reported in a study published May 2 in The Astrophysical Journal Letters. Despite its giant size, Kepler-139f had evaded detection.

When large masses of water are moved from one place to another, this changes the shape of Earth and leads to a phenomenon called true polar wander

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the long-running Hubble tension. Galaxy counts reveal a sparsely populated neighborhood,

July 14 (UPI) -- The Axiom-4 space crew undocked from the International Space Station on Monday morning as it prepares to return to Earth. At 7:15 a.m. EST, the SpaceX Dragon spacecraft, named Grace, undocked from the station.

Beyond their scientific value, these tiny satellites may also hold commercial potential. Because they briefly orbit close to Earth, minimoons could become attractive targets for space mining.

As Earth spins faster than it has in decades, atomic clocks are catching the difference, and shorter days are on the horizon.

CAPE CANAVERAL, Fla. (AP) — The International Space Station’s first visitors from India, Poland and Hungary headed back to Earth on Monday, wrapping up a private mission and catching a ride home with SpaceX. Their capsule undocked from the orbiting lab and aimed for a splashdown the next morning in the Pacific off the Southern California coast.