New York Times - Space & Cosmos

New estimates using the planet’s surface wrinkles show that our smallest planet is growing even smaller, at a faster clip than expected.Researchers say the planet might have shrunk by as much as 14.5 miles — nearly a percent off of its current size — since its formation 4.5 billion years ago

Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar surface, making it an archive of extraterrestrial technology.Harrison H. Schmitt, an Apollo 17 astronaut, on his way to take samples on the lunar surface in 1972. Scientists propose sending a lunar mission to sift through about a cubic meter of soil to screen...

A lone signal from an experiment in South Dakota doesn’t fit the profile of any other known particles, physicists say.

The Nancy Grace Roman Space Telescope, scheduled to launch on Sunday, will study dark energy and discover a multitude of planets.

NASA’s latest offering to the stars comes from a legacy of great observatories that enabled decades of discovery and unearthed new mysteries about the universe.Inspecting the surface of the Nancy Grace Roman Space Telescope’s primary mirror. It will join the Hubble, James Webb and other space observatories when it launches from Cape Canaveral on Sunday.