A neutron star’s density is mind-boggling. These stars are composed almost entirely of neutrons packed together in a tiny radius. Just a teaspoonful of this material would weigh over a trillion ...
Meet SPHEREx, NASA's next cosmic mapmaker – targeting launch in late February 2025. This space telescope will scan the entire sky, charting the positions of hundreds of millions of galaxies in 102 ...
There are more stars in the universe than grains of sand on Earth. The latest estimates suggest there are around one septillion stars, which is a 1 followed by 24 zeros. Our sun is a typical G-type ...