Carl Grillmair, 67, a world-renowned researcher at Caltech’s IPAC Science and Data Center, was fatally shot on Feb. 16 at his ...

A 29-year-old Llano man is in custody, charged with killing a Caltech astrophysicist Monday after carjacking his own relative and burglarizing a home.

A man accused of killing acclaimed astrophysicist Carl Grillmair had faced trouble with the law, including gun charges and a suspected burglary, weeks before the deadly encounter in Antelope Valley.

An astrophysicist who discovered water on another planet beyond our solar system was fatally shot outside his home this week. 67-year-old Carl Grillmair had worked with Caltech’s Infrared Processing ...

An accomplished CalTech astrophysicist with more than four decades of research contributions in galactic astronomy and the study of distant planets was fatally shot in the Antelope Valley.

Homicide detectives have arrested a suspect in the fatal shooting of a 67-year-old Caltech astrophysicist on the front porch ...

Ray Jayawardhana, an astrophysicist and provost of Johns Hopkins University, will become the next president of Caltech — one of the nation's wealthiest and most elite universities — as it enters a ...

American astrophysicist Neil deGrasse Tyson dismissed SpaceX CEO Elon Musk‘s ambitions to send people to Mars, saying that unless there is a push caused by a shift in geopolitics, it will not be ...

Astrophysicist Rachel Paterno-Mahler recently noticed that a TikTok video she’d posted back in January was suddenly picking up hundreds of thousands of views. The video was about the gas found in ...

The Pentagon said it will work with other agencies to fulfill President Trump's directive to release files related to extraterrestrial life and unidentified aerial phenomena. Astrophysicist Avi Loeb ...