The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

Carbon dioxide has been detected on a planet outside our solar system for the first time ... formation compares to that of a star or brown dwarf, the term given to large gaseous planets that ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

LYNCHBURG, Va. (WSET) — If you're trying to get a beautiful look at the planets in our solar system, you're in luck. Between February 25 and February 28, all seven planets in our solar system ...

MAROON-X was specifically designed to detect tiny exoplanets orbiting red dwarf stars by detecting the minuscule ...

At 5.97 light-years from Earth, it is the fourth-closest star to our solar system, after the three interconnected stars of the Alpha Centauri system. (Five potential planets have also been ...

White dwarfs may be stellar corpses, but that doesn't mean that everything around them has to be lifeless. That's the conclusion of Florida Institute of Technology researcher Caldon Whyte, who's ...

The IAU also estimates that there could be "more than 100" extra dwarf planets waiting to be found in the outer solar system, all of which could have moons. "Just like the giant planet satellites ...

The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s history. By Jonathan O’Callaghan Jonathan O’Callaghan reported on an ...

The toy company is celebrating the 60th anniversary ... A pastel-colored illustration of a 1950s-style sci-fi rocket soaring under a ringed planet replaces the solid orange that backed the 1965 ...

“Planetary alignments occur because the planets in our solar system orbit the Sun within roughly the same plane, known as the ecliptic plane,” explains Dr Shyam Balaji, researcher in ...