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Cosmic Radio Pulses Probe Hidden Matter Around Galaxies
07/04/2022

Cosmic Radio Pulses Probe Hidden Matter Around Galaxies

Whitney Clavin
Caltech researchers show that "fast radio bursts" are slowed down by giant unseen halos around nearby galaxies
Halo 5
Physicists Move Closer to Finding Elusive Higgs Boson Self-Coupling
06/14/2022

Physicists Move Closer to Finding Elusive Higgs Boson Self-Coupling

Whitney Clavin
Caltech researchers and their colleagues report new results on the hunt for not one but two Higgs bosons.
Illustration of a particle collision
NuSTAR Celebrates 10 Years in Space
06/13/2022

NuSTAR Celebrates 10 Years in Space

Whitney Clavin
Ten years ago, NASA's NuSTAR blasted into space on a mission to uncover extreme cosmic objects.
artwork of NuSTAR spacecraft
Native Americans Name Asteroid 'Ayló'chaxnim or 'Venus Girl'
06/09/2022

Native Americans Name Asteroid 'Ayló'chaxnim or 'Venus Girl'

Whitney Clavin
The Pauma band of San Diego has named an asteroid that orbits close to the sun 'Ayló'chaxnim or "Venus Girl."
Pauma band members walk up to the 200-inch Hale Telescope
Caltech Researchers Help Generate First Image of Black Hole at the Center of Our Galaxy
05/12/2022

Caltech Researchers Help Generate First Image of Black Hole at the Center of Our Galaxy

Robert Perkins
Event Horizon Telescope team captures the first image of Sagittarius A*.
Black Hole 1
"Black Widow" Star Devours Its Rapidly Circling Companion
05/04/2022

"Black Widow" Star Devours Its Rapidly Circling Companion

Whitney Clavin
Finding represents the shortest-period black widow binary found to date
An illustration of a black widow pulsar destroying its companion.
Colossal Black Holes Locked in Dance at Heart of Galaxy
02/23/2022

Colossal Black Holes Locked in Dance at Heart of Galaxy

Whitney Clavin
A sinusoidal light curve spanning 45 years points to the presence of orbiting supermassive black holes at the core of a distant galaxy.
Artwork of two supermassive black holes, one of which has a powerful jet
Caltech Submillimeter Observatory Receives Decommissioning Permit
02/10/2022

Caltech Submillimeter Observatory Receives Decommissioning Permit

Whitney Clavin
Caltech has received the final approval needed to begin decommissioning the Caltech Submillimeter Observatory (CSO) from Maunakea in Hawai‘i.
Caltech Submillimeter Observatory
Puffy Planets Lose Atmospheres, Become Super-Earths
02/03/2022

Puffy Planets Lose Atmospheres, Become Super-Earths

Whitney Clavin
Observations with the Keck and Hubble telescopes find gas escaping from a class of exoplanets called mini-Neptunes.
Illustration of the mini-Neptune TOI 560.01, located 103 light-years away in the Hydra constellation.
Palomar Survey Instrument Analyzes Impact of Starlink Satellites
01/17/2022

Palomar Survey Instrument Analyzes Impact of Starlink Satellites

Whitney Clavin
A study of archival images from Zwicky Transient Facility shows an increase in satellite streaks.
ZTF image of Andromeda galaxy with a Starlink streak through it.
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