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solar systemsolar system
+1+1
Nancy Grace Roman Space Telescope’s very first image released!

Nancy Grace Roman Space Telescope’s very first image released!

The "first light" shot is weird but hints at amazing things to come. Plus: Mercury has more shrinkage than thought

Philip Plait
Philip Plait
asteroidsasteroids
+5+5
A BAN issue that glows across the universe in space and time
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A BAN issue that glows across the universe in space and time

Also: Predicting where meteorites fall before a small asteroid impact

Philip Plait
Philip Plait
miscellanymiscellany
+5+5
JWST may have spotted a fifth giant exoplanet in a nearby star system

JWST may have spotted a fifth giant exoplanet in a nearby star system

Plus: Video from the Science of Star Trek panel

Philip Plait
Philip Plait
cometscomets
+7+7
A ringed centaur surprises astronomers
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A ringed centaur surprises astronomers

We knew the small icy world Chariklo has rings. We didn’t know they changed over time.

Philip Plait
Philip Plait
exoplanetsexoplanets
+7+7
GW Orionis is a triple-star system with, literally, a twist
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GW Orionis is a triple-star system with, literally, a twist

It’s not clear what’s causing the chaos, but it may be the streamer that feeds it

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+5+5
Saturn has a ginormous decagon at its south pole

Saturn has a ginormous decagon at its south pole

It’s even weirder in some ways than the hexagon at its north pole

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+7+7
The infrared mane of the Lion Nebula
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The infrared mane of the Lion Nebula

Another incredible JWST image of a dying star. Also: the discovery of a new satellite galaxy of the Milky Way and four nearby white dwarfs

Philip Plait
Philip Plait
miscellanymiscellany
+8+8
An imposter cluster has been busy over the last 13 or so billion years
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An imposter cluster has been busy over the last 13 or so billion years

Terzan 5 is not a globular cluster, as waves of star formation show. Also: I learned a fun new word

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+5+5
Roman Space Telescope launches!

Roman Space Telescope launches!

NASA’s newest telescope is in space. Also, an older ‘scope’s view of the gorgeous galaxy NGC 3137

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+4+4
The Andromeda Galaxy is showing its age
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The Andromeda Galaxy is showing its age

The rate at which stars are born in our neighbor galaxy is slowing down

Philip Plait
Philip Plait
MarsMars
+3+3
Watch the (nearly total) lunar eclipse Thursday night!

Watch the (nearly total) lunar eclipse Thursday night!

Also: An eclipse from Mars... of Earth. Kinda.

Philip Plait
Philip Plait
PlutoPluto
+4+4
Before and after: SpaceX rocket lunar impact crater spotted from orbit

Before and after: SpaceX rocket lunar impact crater spotted from orbit

Also: Is there liquid flowing under Pluto’s frigid surface? And I will be marching on Washington

Philip Plait
Philip Plait
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