Moon

miscellanyHubble Space TelescopeMarsclimate changesupernovaeexoplanetscometsgravitational wavessolar systemESA2025Jupiterwhite dwarfsPlutoaliensdustasteroidsneutron starsastrophotographymeteoritesstar clustersvolcanoesmathEarthcosmologypulsarsmoonsthe SunscifiFast Radio BurstsVera Rubin ObservatorynebulaAstronomybrown dwarfsNASAPoliticsgalaxy clusterslight pollutionplanetary nebulaerecipedebunkingblack holesphysicsTVnight skygravitational lensingVenusAbout the newsletterspacered dwarfsMoonAbout mespace explorationimpactsnovaebinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsdark matterColliding galaxiesstar formationMilky Way GalaxyScientific AmericanGaia
exoplanetsexoplanets
+4+4
Sometimes, stars eat their planets
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Sometimes, stars eat their planets

Astronomers trace lithium to find some red dwarfs that dined on some rocky worlds

Philip Plait
Philip Plait
solar systemsolar system
+6+6
How much ice is there really on the moon?
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How much ice is there really on the moon?

New observations imply there’s less than we thought

Philip Plait
Philip Plait
astrophotographyastrophotography
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View from a height: The Earth from Artemis II

View from a height: The Earth from Artemis II

Moon-bound astronauts get a gorgeous shot of home, with lots of fun details

Philip Plait
Philip Plait
supernovaesupernovae
+5+5
Looks like the asteroid 2024 YR4 won’t impact the moon, plus Rubin Observatory sends out its first cosmic alerts... 800,000 of them!

Looks like the asteroid 2024 YR4 won’t impact the moon, plus Rubin Observatory sends out its first cosmic alerts... 800,000 of them!

Supernovae, asteroids, and more: That’s a lot of alerts.

Philip Plait
Philip Plait
the Sunthe Sun
+4+4
Solar eclipse seen from space!

Solar eclipse seen from space!

Also, a small galaxy may be currently ramming through the Milky Way, so there’s that too

Philip Plait
Philip Plait
solar systemsolar system
+5+5
The planet that hit Earth to form the Moon was local! Plus, a dizzy asteroid
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The planet that hit Earth to form the Moon was local! Plus, a dizzy asteroid

Theia may have formed near Earth, and asteroid 2005 MN45 spins fast

Philip Plait
Philip Plait
exoplanetsexoplanets
+3+3
6,000 exoplanets, a Chinese rocket whacked the Moon
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6,000 exoplanets, a Chinese rocket whacked the Moon

But what was that booster carrying? Mysteries abound.

Philip Plait
Philip Plait
solar systemsolar system
+5+5
A portrait of our planet and moon from across the solar system

A portrait of our planet and moon from across the solar system

Psyche snaps Earth and Moon, I’m talking to teachers in Texas, and a newly discovered impact crater in India

Philip Plait
Philip Plait
ESAESA
+5+5
Could asteroid 2024 YR 4 hit the Moon? And it’s way past time to take space debris seriously

Could asteroid 2024 YR 4 hit the Moon? And it’s way past time to take space debris seriously

Space is dangerous, y’all

Philip Plait
Philip Plait
EarthEarth
+3+3
INCREDIBLE SPACE PHOTO: The lunar eclipse seen from the Moon!

INCREDIBLE SPACE PHOTO: The lunar eclipse seen from the Moon!

Also, come see me at GalaxyCon in Richmond, Virginia, March 27-29!

Philip Plait
Philip Plait
AstronomyAstronomy
+3+3
The chance of an impact from the asteroid 2024 YR4 just went way down

The chance of an impact from the asteroid 2024 YR4 just went way down

It’ll likely drop to zero, but it may be a while before we know for sure

Philip Plait
Philip Plait
black holesblack holes
+1+1
A black hole in a trinary system, and lunar sunrise over a crater

A black hole in a trinary system, and lunar sunrise over a crater

Two stars found to come with a black hole, and a gorgeous unearthly sunrise

Philip Plait
Philip Plait