May 25 and 26, 1959, saw the first meeting of the Research Steering Committee on Manned Space Flight. The committee was also referred to as the Goett Committee, as it was chaired by Harry J. Goett. An ...

Lunar crater Endymion normally sits close to the northeastern limb. Tonight, libration has brought it into clearer view.

A dying star's glowing shell in Lyra offers a haunting preview of our solar system's fate — visible through a small telescope.

A trio of planets stand in line in the evening sky after sunset: Jupiter, Venus, and Mercury, all visible in the twilit sky.

Poland, Nicolaus Copernicus was raised by his uncle, Bishop Lucas Watzenrode, who ensured he was well educated as he grew up.

Main-belt asteroid Egeria is sliding past several stationary background stars tonight, offering a chance to catch its ...

The physics behind the northern lights is just as colorful as their mythology, and we have sought to understand these lights for a long time.

Today in the history of astronomy, space weather forecasters narrowly avert nuclear war.

Slicing through the Montes Alpes mountain range, Vallis Alpes is a favorite feature to view on the First Quarter Moon.

The constellation Auriga (pronounced or-EYE-guh) the Charioteer, a star pattern known by this name for several thousand years ...

The final mission before the landmark Apollo 11, Apollo 10 served as a dress rehearsal, testing every aspect of the Moon landing except for the actual landing itself. On May 18, the crew of Commander ...