Type 1a supernovae
The Venerable Hubble Space Telescope Keeps Delivering
The world was much different in 1990 when NASA astronauts removed the Hubble Space Telescope from Space Shuttle Discovery's cargo…
Webb Sees a Supernova Go Off in a Gravitationally Lensed Galaxy – for the Second Time
Nature, in its infinite inventiveness, provides natural astronomical lenses that allow us to see objects beyond the normal reach of…
Did this Supernova Explode Twice?
All supernovae are exploding stars. But the nature of a supernova explosion varies quite a bit. One type, named Type…
Supernovae Were Discovered in all These Galaxies
The Hubble space telescope has provided some of the most spectacular astronomical pictures ever taken. Some of them have even…
Detecting the Neutrinos From a Supernova That’s About to Explode
Neutrinos are puzzling things. They're tiny particles, almost massless, with no electrical charge. They're notoriously difficult to detect, too, and…
Much of the Lithium Here on Earth Came from Exploding White Dwarf Stars
The Big Bang produced the Universe's hydrogen, helium, and a little lithium. Since then, it's been up to stars (for…
Forget Betelgeuse, the Star V Sagittae Should Go Nova Within this Century
The star V Sagittae is the next candidate to explode in stellar pyrotechnics, and a team of astronomers set the…
Dark Matter Isn’t Made From Black Holes
A new study by a team of UC Berkeley researchers has shown that black holes are not the long-sought-after source…
The Search for Dark Energy Just Got Easier
Since the early 20th century, scientists and physicists have been burdened with explaining how and why the Universe appears to…
Journal Club – When White Dwarfs Collide
[/caption] According to Wikipedia, a journal club is a group of individuals who meet regularly to critically evaluate recent articles…