Diligent sleuthing by astronomers uncovered a surprising chemical clue that indicates the white dwarf star HS 0209+0832 may host a second-generation ...
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The expanding Universe, CMB, and large-scale structure revealed the Big Bang. New nucleosynthesis advances deliver unprecedented precision.Continue reading on Starts With A Bang! »
"His tenacity and scientific vision has paved the way for a new kind of astronomy", the Chair of the Nobel Committee for Physics said in a release.
APOD Science APOD APOD: 2026 October 6 - A Today's APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe ...
Astronomers filed a strange spectrum of the white dwarf HS 0209+0832 in 1999 and left it there. Hubble had recorded roughly 100 chemical features that no catalog of the time could name. The star itself is the bare core of a low-mass sun that burned . ...
Even distant orbits may not make it across the one billion-year mark after the Sun collapses into a white dwarf.
Under 1 million years old, "Elias 2-24b" is now the youngest exoplanet ever observed, and it may force researchers to reevaluate theories about how planets are formed.
'This planet was formed from the "ashes" of the dying star.'
The observable Universe is 92 billion light-years in diameter. These pictures put just how large that is in perspective.Continue reading on Starts With A Bang! »
Microblazars -- a miniature version of blazars -- may be responsible for mysterious ultra-high-energy particles.