A passing star may have kicked the weird moons of giant planets like Jupiter and Saturn into place, new research suggests.

From a solar eclipse to a dolphin-like nebula, these winning shots by astrophotographers from around the world depict the ...

IT is easy to feel like we know nothing about our universe, and unexplained stellar objects are the most puzzling feature of ...

The night sky throughout the solar system may be full of color. From data gleaned from ... have concluded that aurora is present on the tiny planet. It therefore follows that aurora—spectacular ...

Ditsö`, also known as WASP-17 b, orbits a star 1,300 light-years from Earth. One side of the planet is perpetually locked so ...

“Mercury, Mars, Jupiter, Uranus, Neptune and Saturn will be spread across the sky from east to west about 30 minutes before ...

Flybys of primordial black holes may occur once a decade. Tweaks to the orbits of planets and GPS satellites could give away their presence.

"Primordial black holes do not live in the solar system. Rather, they're streaming through the universe, doing their own thing," said researcher Sarah Geller.

A star’s flyby likely altered the orbits of trans-Neptunian objects beyond Neptune that changes how we view the solar ...

In an out-of-this-world first, Earth and Phobos have been photographed together in the sky by NASA’s Curiosity. The rover has ...

The dwarf planet Ceres has a diameter of almost 1,000 kilometers and is located in the asteroid belt. In the television ...