Galaxies playing possum
Early-type galaxies are famous for *not* forming stars. But are they as inactive as they appear, or is there life in the old galaxy yet?
Early-type galaxies are famous for *not* forming stars. But are they as inactive as they appear, or is there life in the old galaxy yet?
White dwarfs, the tiny, burnt out cores that stars like the Sun leave behind when they run out of fuel, are a surprisingly ideal place to look for potentially habitable planets. The authors of today’s paper have checked to see if we haven’t already found one, entirely by accident.
Several months ago NASA put out a request for information to astronomers asking what the main scientific goals of the next generation of Ultra-Violet space missions should be. These authors submitted a white paper arguing the case for massive star science.