Fresh from space, NASA’s oldest full-time astronaut said on Monday that weightlessness made him feel decades younger, with everyday aches and pains vanishing. Don Pettit marked his 70th birthday on Ap ...

The Eta Aquarid meteor shower which began earlier this month will peak soon. The celestial event promises to captivate stargazers with its fleeting, fiery trails across the night sky on May 5-6, ...

China's Tiandu-1 satellite successfully conducted a first-of-its-kind laser ranging experiment in Earth-moon space under ...