Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

Worlds will align for a "planetary parade" in January, with four bright and easily visible to the naked eye. But an even better view arrives in February and March. Here's what you need to know.

The Virtual Telescope Project will livestream telescope views of the "planetary parade" on Saturday (Jan. 25), featuring a ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a ...

However, this year a powerful new telescope is coming online that could prove once and for all that there really is a ninth planet in our Solar System. The same year that Pluto was ignominiously ...

A new type of exoplanet has been discovered: Enaiposha, also known as GJ 1214 b. Long heralded as a mini-Neptune, new observations have indicated that it is a member of a category never seen before ...

suitable for viewing planets. You don't have to break the bank, though; we've selected telescopes for a range of budgets. If you want to look beyond our solar system, we've got the best telescopes ...

On Feb. 24, from west to east, you can see Mercury, Saturn, Neptune, Venus, Uranus, Jupiter and Mars, all spanning 117.5°, ...

Timing: Dusk after sunset, but before 9 p.m. local time There are eight planets in our solar system and one dwarf planet (Pluto). Because we live on Earth, the most we could see is a maximum of ...

She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. They developed a 3D model that simulates how the solar ...