The Hubble Constant(s)
I wanted to call this post “Hubble Trouble,” but six hundred people have already done that.
WFIRST: Exploring the Solar System
WFIRST is an exciting telescope set to launch into orbit in 2025, and today we explore some of the fascinating Solar System science it might carry out.
40 Eridani B: a Challenging Star
40 Eridani B was the first white dwarf to be discovered, but details of its structure and composition remained a mystery, until today’s paper.
The WTF Star Strikes Again
Bizarre transits, century-long dimming, and now…brightening spells?
Students on the Hunt for Black Holes
Today, we hear from Ana Torres Campos about her experiences observing black holes for the Even Horizon Telescope. This is a crosspost from our sister site astrobitos.
New twinkles in the sky
Pulsations are the way for astronomers to probe the interior of stars. Today’s paper announces the discovery of a new class of pulsator stars. What makes them different? And what exciting new things can we learn from that?
Image credits: Paweł Pietrukowicz