The dazzling spiral galaxy in this Hubble Space Telescope image is UGC 5460, located about 60 million light-years away in the ...

Fast blue optical transients ... That’s because it didn’t explode spherically like, well, every other explosion ever. This on seems to have exploded in a 2D disk. Musk says shutting down ...

The red and blue is a result of the gases from the explosion, while the star has turned into a small, bluish body called a white dwarf (represented by the symbol PK205+14.1 in the image below).

Although the blue lurker looks like a classic sunlike star, it spins much faster because ... like Type Ia supernovas — a landmark type of explosion used to measure the universe's expansion ...

Astronomers have detected a previously unknown type of stellar explosion called a micronova involving thermonuclear blasts at the polar regions of a type of burned-out star called a white dwarf ...