It proved the Universe was bigger than astronomers thought, but they couldn’t believe it
Animation shows X-rays from an exploded star as it expands over the decades
Exploding stars are rarely close enough to see by eye, but it happens. Also: a very cool galaxy with three rings.
The Vela Supernova Remnant is a masterpiece of chaos
As always: don’t panic
Supernova 1987A has been keeping its secrets held tight, but not tight enough for JWST
Archived Hubble images show the star prior to the titanic explosion
I won’t cry when WOH G64 explodes, but it IS getting dusty in here
April 27, 2023 Issue #557
We’ve been studying it for over 35 years and still don’t really understand it
Exploding stars can masquerade as really far away galaxies
I’m giving talks in Seattle and Portland, and the supernova SN2023ixf just popped off in the nearby galaxy M101!
