Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

Astronomers have discovered ... around a planet twice as big as Earth in a nearby solar system. The 55 Cancri e planet has been described as a “super Earth” due to its size, though astronomers ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be ...

Learn about the recently discovered trans-Neptunian object that may eventually join Pluto as a dwarf planet, found at the ...

A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...

Astronomers have discovered an exoplanet ... TOI-1453 b is a rocky planet orbiting close to its star, while TOI-1453 c is twice Earth’s size and may have a... Astronomers have uncovered extreme ...

Using the Kepler space telescope, the agency had discovered an exoplanet the size of Earth located in the habitable zone of another star. The planet was the first of a similar size to Earth ...

Following the announcement of a new “Hot Saturn ... the 10th confirmed planet TESS has discovered, but it’s the first one that is likely close to Earth in overall size.

Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was suspected ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

The lightest and most earth-like planet ... to determine the number, size, and distance of planets in a system. “It is amazing to see how far we have come since we discovered the first exoplanet ...