Could the Sun’s Mysterious Twin Star, Nemesis, Still Be Undiscovered? What Lies Behind Earth’s Greatest Catastrophes? The Sun has illuminated
Theory predicting an older universe without dark matter or dark energy passes key cosmological tests An alternative model in which
Hubble Uncovers a Mysterious 93-Billion-Mile Structure Hiding in a Nearby Star System New observations of a young star system reveal
NASA’s Voyager 1 Is About to Become the First Spacecraft One Light-Day From Earth Voyager 1 is nearing a distance
Scientists build whole-Earth simulation to help find life on other planets It’s a dizzyingly busy time for scientists searching for
Did Venus Eat Its Own Moon? Scientists Uncover a Shocking Possibility Venus may have swallowed its own moon, according to