The outer space around the Earth is already pretty crowded. Now, tech firms are racing to add more. There are already thousands of satellites hurdling around the Earth in low orbit - many of them are in groups working together called constellations to ...

SAN DIEGO — The toxic plume from the Tijuana River can be seen from outer space. An image from NASA shows the plume flowing off south of Imperial Beach and spreading into the Pacific Ocean. NASA's hyperspectral imaging technology, EMIT, orbits Earth ...

Here are some of the most beautiful pictures of nebulae captured by NASA. These images reveal striking colours and patterns formed by light emitted from vast clouds of gas and dust in space. The breathtaking visuals highlight dramatic cosmic formations and stellar nurseries spread across the universe.

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.

People have always been fascinated with space. The vastness of the universe seems to activate humanity's curiosity. In particular, questions about what is hiding in this endless void seem to linger in everyone's mind. Are we really alone? While space is ...