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Scientific American

miscellanyHubble Space TelescopeMarsclimate changesupernovaeexoplanetscometssolar systemESA2025Jupiterwhite dwarfsPlutoaliensdustasteroidsastrophotographymeteoritesstar clustersvolcanoesmathEarthcosmologymoonsthe SunscifiFast Radio BurstsVera Rubin ObservatorynebulaAstronomybrown dwarfsNASAPoliticsgalaxy clusterslight pollutiondebunkingblack holesphysicsTVgravitational lensingVenusAbout the newsletterMoonAbout meimpactsnovaebinary starsSgr A*starsTNOssciencegalaxiesJWSTGamma-ray burstsColliding galaxiesMilky Way GalaxyScientific AmericanGaia
Hubble Space TelescopeHubble Space Telescope
+6+6
Inside the Helix Nebula: JWST image shows thousands of creepy fingers around a dying star
Jan 26, 2026

Inside the Helix Nebula: JWST image shows thousands of creepy fingers around a dying star

Plus: My 200th article for Scientific American

Philip Plait
Philip Plait
binary starsbinary stars
+2+2
Splitting Castor’s sextuple star system
Jan 20, 2026
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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
exoplanetsexoplanets
+5+5
The woman who discovered the first black hole
Nov 18, 2025

The woman who discovered the first black hole

Betty Webster is a name to remember. Also: more rogue binary jovians

Philip Plait
Philip Plait
climate changeclimate change
+4+4
A new minimoon for Earth may be a Chinese lunar mission
Oct 28, 2025

A new minimoon for Earth may be a Chinese lunar mission

Also, Earth is getting darker, which is never a good sign

Philip Plait
Philip Plait
solar systemsolar system
+3+3
Impeach RFK Jr.
Aug 18, 2025

Impeach RFK Jr.

Also, a jaunt through old issues of Scientific American in search of Neptune

Philip Plait
Philip Plait
Everything, the Universe, and Life

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