
News agencies have been reporting that a large forest fire ignited on Saturday in central Portugal.

NASA’s James Webb Space Telescope sits in front of the door to Chamber A, a giant thermal vacuum chamber located…

This diagram illustrates how planets are assembled and sorted into two distinct size classes. First, the rocky cores of planets…

This sketch illustrates a family tree of exoplanets. Planets are born out of swirling disks of gas and dust called…

Researchers using data from the W. M. Keck Observatory and NASA's Kepler mission have discovered a gap in the distribution…

Kepler was the first NASA mission capable of detecting Earth-size planets, using the transit method, a photometric technique that measures…

The population of exoplanets detected by the Kepler mission (yellow dots) compared to those detected by other surveys using various…

Highlighted are new planet candidates from the eighth Kepler planet candidate catalog that are less than twice the size of…

There are 4,034 planet candidates now known with the release of the eighth Kepler planet candidate catalog. Of these, 2,335…

Command Module pilot Michael Collins practices in the CM simulator on June 19, 1969, at Kennedy Space Center.