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exoplanetsexoplanets
+2+2
Looking for air around TRAPPIST-1’s planets
Sep 23, 2025

Looking for air around TRAPPIST-1’s planets

Two more planets observed have ambiguous results, showing how difficult this is to determine

Philip Plait
Philip Plait
exoplanetsexoplanets
+4+4
Astronomers found a dead star that might be munching on a Pluto-like planet
Sep 22, 2025

Astronomers found a dead star that might be munching on a Pluto-like planet

Yeah, some stories are just cooler than others

Philip Plait
Philip Plait
dustdust
+5+5
A grammar note, and the magnificent chaos of Chamaeleon I
Sep 16, 2025

A grammar note, and the magnificent chaos of Chamaeleon I

A giant cloud of gas and dust lit by stars within will soothe your trouble soul

Philip Plait
Philip Plait
dustdust
+6+6
Little Red Dots at the edge of the universe may be black holes powering gigantic balls of gas
Sep 15, 2025

Little Red Dots at the edge of the universe may be black holes powering gigantic balls of gas

These “Black Hole Stars” are theoretical, but do explain what we see

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+5+5
Is the most distant star ever seen really a star at all?
Sep 08, 2025

Is the most distant star ever seen really a star at all?

Also, a new moon for Quaoar! Maybe!

Philip Plait
Philip Plait
exoplanetsexoplanets
+6+6
A new moon for Uranus, and a new planetary system in the Trifid?
Sep 04, 2025
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A new moon for Uranus, and a new planetary system in the Trifid?

Two VERY cool pix for you today

Philip Plait
Philip Plait
PoliticsPolitics
+4+4
Did a smaller but still giant black hole recently merge with the one at the center of our galaxy?
Sep 02, 2025

Did a smaller but still giant black hole recently merge with the one at the center of our galaxy?

Also: RFK Jr. needs to be impeached

Philip Plait
Philip Plait
astrophotographyastrophotography
+2+2
A narrow view of the Rosette Nebula
Sep 01, 2025

A narrow view of the Rosette Nebula

A spectacular new shot of the gas cloud reveals why astronomers use filters

Philip Plait
Philip Plait
exoplanetsexoplanets
+1+1
A newly forming planet minds the gap
Aug 28, 2025
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A newly forming planet minds the gap

A planet is seen for the first time in a gap between rings of material around a young star

Philip Plait
Philip Plait
asteroidsasteroids
+2+2
A brown dwarf reveals its mass
Aug 19, 2025
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A brown dwarf reveals its mass

Plus: Are Fast Radio Bursts caused by asteroids slamming into neutron stars?

Philip Plait
Philip Plait
supernovaesupernovae
+3+3
A star may have exploded when it ate a black hole
Aug 14, 2025
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A star may have exploded when it ate a black hole

Everything about this story is awesome and terrifying

Philip Plait
Philip Plait
exoplanetsexoplanets
+3+3
A planet for Alpha Centauri A?
Aug 07, 2025

A planet for Alpha Centauri A?

JWST spots what might be a Jupiter-sized world around the nearest Sun-like star

Philip Plait
Philip Plait
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