Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

White House takes aim at several projects failing to meet cost and schedule estimates—and several more that aren’t.

NASA's Voyager 2 spacecraft made its closest approach to Jupiter. It came within 354,000 miles (570,000 kilometers) of the ...

Kimani Wa Nyoike remembers the first time he saw Mercury, Venus, Mars, Jupiter and Saturn lined up from Samburu in northern Kenya.

A close-in exoplanet is triggering stellar flares and self-destructing. This is the first direct evidence of planet-star ...

As the administration slashes spending on science, NASA is running low on new missions.

Around seven asteroids or comets are thought to hit Saturn every year, but we have never spotted one in the act. Now, it ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

NASA has discovered the third known interstellar object to pass through our solar system, but the icy snowball object poses ...

Scientists with NASA’s Lucy mission are finally wrapping up the process of refining the data gathered by the spacecraft’s ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...