Cambridge, MA – On a cold winter day, the warmth of the Sun is welcome. Yet as humanity emits more greenhouse gases, the Earth's atmosphere traps more and more of the Sun's energy, which ...

Cambridge, MA – A new astronomical survey is a portrait of gargantuan proportions. It shows the staggering number of stars bristling among the wispy bands of dust in our home galaxy, the ...

Seattle, WA – Black holes are gatherers, not hunters. They lie in wait until a hapless star wanders by. When the star gets close enough, the black hole's gravitational grasp violently rip...

Seattle, WA – Researchers using NASA’s JWST have formally embarked on a new frontier: Identifying and analyzing rocky exoplanets that orbit red dwarf stars.

Seattle, WA – Astronomers at the Center for Astrophysics | Harvard & Smithsonian (CfA) have unveiled a first-of-its-kind map that could help answer decades-old questions about the or...

Seattle, WA – Scientists have discovered something unexpected while studying masers around oddball star MWC 349A: a previously unseen jet of material launching from the star's gas disk at...

Cambridge, Mass. – For the first time, astronomers have spotted an exoplanet whose orbit is decaying around an evolved, or older, host star. The stricken world appears destined to spiral ...

Editor's Note: This post highlights data from Webb science in progress, which has not yet been through the peer-review process.

Cambridge, Mass. – Gamma-ray bursts (GRBs) — the most energetic explosions in the universe — come in two varieties, long and short. Long GRBs, which last from two to hundreds of seconds, ...

Cambridge, Mass. – Two astrophysicists at the Center for Astrophysics | Harvard & Smithsonian have suggested a way to observe what could be the second-closest supermassive black hole ...