stars

miscellanyHubble Space TelescopeMarsclimate changesupernovaeexoplanetscometssolar systemESA2025Jupiterwhite dwarfsPlutoaliensdustasteroidsastrophotographymeteoritesstar clustersvolcanoesmathEarthcosmologymoonsthe SunscifiFast Radio BurstsVera Rubin ObservatorynebulaAstronomybrown dwarfsNASAPoliticsgalaxy clusterslight pollutiondebunkingblack holesphysicsTVgravitational lensingAbout the newsletterMoonAbout meimpactsnovaebinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsColliding galaxiesMilky Way GalaxyScientific AmericanGaia
Hubble Space TelescopeHubble Space Telescope
+4+4
Hubble peers at Cloud-9, a nearby dark matter cloud from the ancient universe
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Hubble peers at Cloud-9, a nearby dark matter cloud from the ancient universe

No stars were seen in it, showing it really is a relic of the dawn of the cosmos

Philip Plait
Philip Plait
binary starsbinary stars
+2+2
Splitting Castor’s sextuple star system
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Splitting Castor’s sextuple star system

Four stars seen separately in the system for the first time

Philip Plait
Philip Plait
white dwarfswhite dwarfs
+2+2
A dying star goes to an iron bar

A dying star goes to an iron bar

A mysterious new feature has been spotted in the Ring Nebula

Philip Plait
Philip Plait
dustdust
+2+2
How to feed a bouncing baby star: Let food fall directly on it

How to feed a bouncing baby star: Let food fall directly on it

A protostar has been found without a disk slowly feeding it

Philip Plait
Philip Plait
binary starsbinary stars
+1+1
Is Betelgeuse a binary star? The evidence is piling up
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Is Betelgeuse a binary star? The evidence is piling up

The second star may be leaving a wake behind it as it orbits

Philip Plait
Philip Plait
supernovaesupernovae
+3+3
An immense and catastrophic explosion of a nearby supernova still graces our sky

An immense and catastrophic explosion of a nearby supernova still graces our sky

The Vela Supernova Remnant is a masterpiece of chaos

Philip Plait
Philip Plait
exoplanetsexoplanets
+4+4
Today’s the day. Or is it?

Today’s the day. Or is it?

It depends on what you mean by “day”. Also, old stars eat their planets!

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+6+6
Happy solstice, and a gorgeous galaxy with which to measure the Universe

Happy solstice, and a gorgeous galaxy with which to measure the Universe

The longest night is now behind us, and a Hubble image of a galaxy used as a ruler

Philip Plait
Philip Plait
star clustersstar clusters
+4+4
Watch the Geminids! And a cluster’s stars swirl down the drain.

Watch the Geminids! And a cluster’s stars swirl down the drain.

A great meteor shower for the weekend, and a gorgeous star cluster slowly spins

Philip Plait
Philip Plait
exoplanetsexoplanets
+1+1
What is this tiny star doing with such a big planet?
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What is this tiny star doing with such a big planet?

A red dwarf is sporting a jovian planet, and that’s pretty weird

Philip Plait
Philip Plait
supernovaesupernovae
+7+7
A ridiculously jaw-dropping JWST image of a fantastically terrifying star system

A ridiculously jaw-dropping JWST image of a fantastically terrifying star system

Apep consists of three immense and immensely powerful stars blasting out a fierce dusty wind

Philip Plait
Philip Plait
white dwarfswhite dwarfs
+5+5
Holiday Sale for BAN subscriptions

Holiday Sale for BAN subscriptions

A 20% discount off the price, and you can also get this as a gift for someone else

Philip Plait
Philip Plait