Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

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

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

Europa Clipper is NASA’s bold mission to investigate whether Jupiter’s moon Europa could harbor life beneath its frozen ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

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

This gas giant has some really unique features that make it stand out. If you’re curious about space, learning a few things ...

F iguring out the day length of Earth is more complicated than you might imagine. While on average a day is 24 hours long, ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.