As Venus approaches its inferior conjunction, astrophotographers have snapped some striking shots of the crescent planet ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

A Pulitzer Prize-winning weekly covering West Marin, including the towns of Point Reyes Station, Inverness, Bolinas, Stinson ...

Families whose relatives remain hostages in Gaza are terrified their loved ones might not return after Israel launched a wave ...

They look like glowing red jellyfish in the sky. Now, imagine seeing these rare lights over the tallest mountains on ...

The discovery that weather radar systems can detect meteorite falls marks a significant leap in how scientists study and ...

An artist’s concept of the famous Wolf-Rayet 104 “pinwheel star,” previously nicknamed the “Death Star.” New research ...

NASA’s OSIRIS-REx mission returned samples from asteroid Bennu, which showed discoveries about life and the early solar ...

A SpaceX Falcon 9 rocket, carrying NASA’s SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) observatory and PUNCH (Polarimeter to Unify the Corona ...

The James Webb Space Telescope is a collaborative effort between NASA, the European Space Agency and the Canadian Space Agency. Unlike the Hubble Space Telescope, which orbits around the Earth, Webb ...

Mar. 13, 2025 — Astronomers have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million spectra from ESA's ...