The circumgalactic medium, a vast gaseous halo surrounding galaxies, could be crucial to the evolution of star-forming ...

We are in store for an unusual celestial treat in January when six planets line up in the night sky across Texas.

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Over a dozen adults and children gazed at the early evening sky outside the Sylmar Branch of the Los Angeles Public Library ...

Technicians have successfully integrated NASA's Nancy Grace Roman Space Telescope's payload—the telescope, instrument carrier ...

James Woods has lost his Pacific Palisades home in the Southern California fires that continue to devastate parts of Los ...

Prof. Wendy Freedman, one of world’s leading cosmologists, has been awarded the National Medal of Science, the country’s ...

Astronomers have made a groundbreaking discovery in the outer reaches of our solar system, uncovering a mysterious object ...

A solar eclipse crossed North America. Two robotic landers reached the lunar surface, largely intact. The most powerful ...

Behold, the giants! The Hubble Space Telescope has completed a decade of observing Jupiter, Saturn, Uranus and Neptune.

Astronomers finally discovered the origin of fast radio bursts (FRBs)–mysterious and powerful bursts from outer space first ...