A spectacular gas cloud is lit by a monster star
New results reveal the Moon’s liquid outer core and the thickness of the crust of Mars
Astronomers claiming they found an extremely distant galaxy may have been tricked by a very much closer asteroid in their observations
JWST takes the temperature and “tastes” the air of a distant world
An odd Maya calendrical mystery has been solved, using the time it takes planets to orbit the Sun
Help make the world smarter, and a new El Niño means hotter temperatures and changing weather
A NASA video shows how big black holes get. I explain how that works.
Exploding stars can masquerade as really far away galaxies
Will Elon Musk save astronomy? (hint: no), and an INCREDIBLE image of the Earth from the Moon
I’m giving talks in Seattle and Portland, and the supernova SN2023ixf just popped off in the nearby galaxy M101!
I got photos of the Jupiter occultation, and a lunar mission to map ice didn’t quite make it
Jupiter issue! The Moon blocks it and a spacecraft is fixed on its way to the planet
