A 36-foot-wide asteroid pulled into Earth’s orbit has become a second "mini-moon" for almost two months. But this ...

Earth’s orbit around the Sun is not circular ... (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a relatively high orbital eccentricity of 0.244. The maximum eccentricity ...

Today, only the largest planets in the solar system have rings, but a new study suggests Earth may have been a ringed planet ...

The migration of Jupiter, Saturn, Uranus, and Neptune from closer to wider orbits around the sun occurred 60-100 million ...

The planet's home star, IRAS 04125+2902, sits just over 520 light-years from Earth, making it quite close in galactic terms.

Barber used data from NASA’s Transiting Exoplanet Survey Satellite to observe the brightness of stars over time. During the ...

The detection of a giant planet that transits a very young star is reported in Nature. The findings indicate that this is the ...

What can young exoplanets teach us about planetary formation and evolution? This is what a recent study published in Nature ...

SpaceX's Flight 6 Starship test flight should last just over an hour, based on its current 65-minute flight plan. It is expected to fly on a similar trajectory to Flight 5, which launched a Starship ...

A giant planet orbits a star with an orbital period of 8.83 days, a radius 10.7 times larger than Earth, and approximately 30 ...

Humanity is better prepared than ever before to prevent a large asteroid from crashing into Earth, but there's more work, and ...