NASA's TESS exoplanet hunter has found the fastest-disintegrating planet ever. Losing a moons-worth of matter every million years, it is a prime target for the James Webb Space Telescope.

One of the stargazing highlights of the month is the alignment of four planets. Venus, Saturn, Mars and Jupiter, you may be ...

Two rockets launched on Thursday, and while both marked key advances in the space industry, neither was a complete success.

President-elect Trump and Vice President-elect J.D. Vance will be sworn in inside the Capitol rotunda due to frigid ...