In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...

Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

How would detecting methane help astronomers identify if exoplanets, or even exomoons, have life as we know it, or even as we don't know it? This is what a recent study published in The Astronomical ...

Last week, the European Space Agency (ESA) gave the asteroid a 1.3 per cent chance of hitting the Earth on Dec. 22, 2032.