A team of astronomers led by Macquarie University has monitored the orbital decay of an extreme exoplanet to gain new ...

A hot Jupiter-like planet, HIP 67522 b, is causing its young solar system to erupt with solar flares, potentially leading to ...

Discover how light travels at 300,000 km/s by orbiting planets multiple times per second. This comparison reveals the astonishing speed of light as it races around planets from Pluto to Jupiter.

The solar wind plasma goes from moving at about 400 kilometers per second (900,000 miles per hour) to being diverted and ...

In fact, American astronomer Scott S. Sheppard has found over 60 moons circling Jupiter. Unless there are a lot more moons ...

Look east around 4 a.m. local time, just before dawn, to see the slender form of the crescent moon climb above the horizon.

Catch the solar system’s largest planet satellite sharing the constellation Gemini the Twins with our Moon this morning ...

Astronomers discovered evidence for the earliest stages of planet formation forming around a baby sun-like star, providing a ...

This discovery revives the possibility that Jupiter-family comets like 67P played a role in supplying water to our planet, countering previous studies that questioned this connection. Water is ...

Jupiter is not only the largest in the solar system, but is so humongous that it's more than twice as massive as the other planets combined.. The gas giant is about 11 times wider than Earth alone ...

The planets may appear from out perspective on Earth to be very close together during this conjunction, but in reality, they will be separated by about 300 million miles, EarthSky said.