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Learn all about our exciting discoveries in astronomy and astrophysics, which extend across the scope of the cosmos, from exoplanets to the earliest stars and galaxies.

Mirror lab staff review the glass placed in the Giant Magellan Telescope mirror mold, checking for space. Credit: Damien Jemison/Giant Magellan Telescope – GMTO Corporation.

Hot Off the Presses

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A red giant star and white dwarf orbit each other in this artist's concept of a nova similar to T Coronae Borealis. Artwork is courtesy of NASA/Goddard Space Flight Center.

August 30, 2024

Q&A

Q&A: Astronomers await a "once-every-80-years" stellar explosion

GMT Rendering | Giant Magellan Telescope – GMTO Corporation

March 21, 2024

Q&A

Carnegie Scientists Share How the Giant Magellan Will Change Astronomy

CASSI poster presentations

February 02, 2024

Awards

Four Observatories summer interns recognized for exemplary student research

An artist’s conception of the hydrogen being stripped from one half of a binary system, leaving a very hot, helium rich exposed core that will eventually explode as a hydrogen-poor core collapse supernova. Credit: by Navid Marvi, courtesy of the Carnegie Institution for Science.

December 14, 2023

Long-sought binary star population found! Discovery could answer questions about hydrogen-poor supernova origins

May 07, 2019

Could this rare supernova resolve a longstanding origin debate?

January 29, 2015

Caught in the act: Cosmic radio burst

This image shows the galaxy NGC5806 and the location of the Type Ib supernova iPTF13bvn. Image credit: Yi Cao et al.

October 03, 2013

New Survey Tools Unveil Two Celestial Explosions