star clusters

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
dustdust
+5+5
JWST sees massive stars clearing away their dusty, gaseous birth blankets

JWST sees massive stars clearing away their dusty, gaseous birth blankets

A survey of four nearby galaxies reveals important details on how these beasts are born

Philip Plait
Philip Plait
MarsMars
+7+7
Radioactive cosmic dust is raining down on Earth’s surface

Radioactive cosmic dust is raining down on Earth’s surface

It sounds worse than it is. In fact, it’s really cool and telling us about our local galactic neighborhood

Philip Plait
Philip Plait
MarsMars
+4+4
Farewell Mars, and bigger black holes form by eating each other

Farewell Mars, and bigger black holes form by eating each other

Psyche takes a parting shot of the red planet; black holes in the “mass gap” form by merging two smaller black holes

Philip Plait
Philip Plait
star clustersstar clusters
+4+4
The spectacular Sombrero galaxy

The spectacular Sombrero galaxy

Plus: the chance of the Milky Way and Andromeda colliding just went up. Maybe.

Philip Plait
Philip Plait
dustdust
+6+6
Happy 2^10th / 8th anniversary issue! To celebrate, here’s a DEEP discount.

Happy 2^10th / 8th anniversary issue! To celebrate, here’s a DEEP discount.

Plus: A jaw-dropping star-forming nebula courtesy of JWST

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+10+10
Two JWST stories: an incredible nebula/star cluster image, and a map of dark matter

Two JWST stories: an incredible nebula/star cluster image, and a map of dark matter

Westerlund 2 is a feast for the eyes, and the dark matter map a feast for the brain

Philip Plait
Philip Plait
Hubble Space TelescopeHubble Space Telescope
+4+4
Space debris is hurting us in another way: making the sky brighter
Premium

Space debris is hurting us in another way: making the sky brighter

Also, the blue stragglers mystery may finally be solved

Philip Plait
Philip Plait
star clustersstar clusters
+2+2
The spectacular Sculptor spiral galaxy in 1,500 colors!

The spectacular Sculptor spiral galaxy in 1,500 colors!

Picking your colors carefully reveals rich science

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