Lori Dajose
A group of 10,000 citizen scientists from all over the world helped to identify signals from five planets orbiting a distant star.
A new Caltech-built instrument at Keck Observatory has captured its first spectral image.
Whitney Clavin
Light detected from a neutron star merger is not from a super-fast jet as previously suspected, but rather a bubble-like cocoon.
Whitney Clavin
Scientists are investigating the nature of planetary-mass bodies that orbit stars, finding new clues to their origins.
Whitney Clavin
The latest workhorse camera at Palomar Observatory will scan the majority of the night sky every night, looking for cosmic events as they happen.
Astronomers using NASA's NuSTAR mission have gained new clues in black hole mystery.
Lori Dajose
The November Watson Lecture will be given by Linda Spilker, Cassini project scientist.
Kathy Svitil
After being alerted to a gravitational-wave event by LIGO and its European counterpart Virgo, thousands of scientists across the globe looked at a patch of sky and saw the aftermath of a neutron star collision, marking the first time such an event has been observed with both gravitational-wave and conventional astronomy.
Discovery marks first cosmic event observed in both gravitational waves and light.
Lori Dajose
NuSTAR will use the upcoming total solar eclipse to learn about the mysteries of the sun
Whitney Clavin
Jet material ejected from a black hole is magnified in new observations from Caltech's Owens Valley Radio Observatory.
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