An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Because many simulations had the planet-like object swooping through the inner solar system, the researchers created an additional 10,000 simulations and included the terrestrial planets as well.

Planets around other stars need to be prepared for extreme weather conditions, according to a new study from NASA's Chandra X ...

Saturn’s rings, imaged here by NASA’s Cassini orbiter, are one of the solar system’s most reliably spectacular sights. But ...

How about that eclipse in 2024? Certainly, the Great North American Eclipse of April 8th 2024 was one for the ages, instilling the eclipse-chasing bug in many a new skywatching fan.

The inner planet’s appearance through a ... the world’s disk spans 32″ and appears 39 percent illuminated. The solar system’s largest planet rides high in the north as twilight fades ...

"By studying the sun up close, we can better understand its impacts throughout our solar system, including on the technology we ... already resulted in scientists getting insights into the inner ...

Animated earth linear icon. Solar system planet. Globe model for education. World travel. Seamless loop HD video with alpha channel on transparent background. Outline motion graphic animation ...