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For the first time, astronomers find old and cold brown dwarfs in a globular cluster

JWST images pick up three of the little buggers

Philip Plait

BAN #366: Oh deer, Gasp-worthy not-globular cluster

14 October 2021 Issue #366

Nazi Update (geez, I hate even having to type that), and waves of star birth in ancient clusters

Newsletter news, and more evidence that we’re starting to understand globular clusters

Astronomers finally find an elusive intermediate-mass black hole... and it’s not all that far away

The magnificent globular cluster Omega Centauri’s stars give away the presence of the black hole

Philip Plait

A globular gift from JWST

February 27, 2023 Issue #531

Has a middleweight black hole finally revealed itself? Maaaaybe.

Also, me as a stick figure in a “Minute Physics/xkcd” mashup.

Philip Plait

BAN #463: The gorgeous cluster Terzan 4

September 19, 2022 Issue #463

BAN #102: Cometary anaglyph, 3 new clusters for the Milky Way

April 4, 2019 Issue #102

Hubble Space TelescopeHubble Space Telescope

+4+4

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

Also, the blue stragglers mystery may finally be solved

Philip Plait

BAN #204: 2012 smackdown, A distant cluster, Popping my isolation bubble

26 March 2020 Issue #204

BAN #462: Mayall II’s ID, Science books for kids

September 15, 2022 Issue #462

BAN #93: A young cosmic bauble, a dragon in the shadows

March 4, 2019 Issue #93