Tag Archives: star

White dwarf star enters its era of crystallization, turning into a ‘cosmic diamond’

To us, stars can look like carved jewels, shimmering cool against the velvety darkness of the night sky. And for some of them, that might actually be true. As a certain type of dead star cools, it gradually hardens and crystallizes. Astronomers have found one that does just that in our cosmic backyard, a white… Read More »

NASA’s Psyche Asteroid Mission Returns to Star Trail Extraordinary Turnaround Amazes Review Board

An independent review panel has given a positive assessment of efforts by NASA’s Jet Propulsion Laboratory (JPL) and Caltech to get the Psyche mission back on track for an October 2023 launch. This follows a delay in the 2022 mission launch to a metal-rich asteroid. due to issues related to the COVID-19 pandemic and other… Read More »

Dark matter atoms can form dark galaxies with rapid star formation

Dark matter, the invisible material that makes up the vast majority of the universe’s mass, can collect to form atoms, a new simulation shows. Those “dark atoms” could radically alter the evolution of galaxies and the formation of starsoffering astronomers a new opportunity to understand this mysterious substance. Dark matter makes up over 80% of… Read More »

Behind galactic bars: The Webb telescope unlocks the secrets of star formation

This image of the barred spiral galaxy NGC 5068 is a composite taken from two of the James Webb Space Telescopes’ instruments, MIRI and NIRCam. Credits: ESA/Webb, NASA and CSA, J. Lee and the PHANGS-JWST team