Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

A great or full planetary alignment is all the solar system planets, and sometimes Pluto since Pluto has now been reclassified as a dwarf planet. As the planets orbit the solar system, different ...

Caroline Delbert is a writer, avid reader, and contributing editor at Pop Mech. She's also an enthusiast of just about ...

In April 2011, Makemake – one of five dwarf planets in our Solar System – passed between Earth and a distant star. Using seven telescopes, an international team of astronomers observed the ...

A screenshot of James’s animation “Planets and dwarf planets to scale in size, rotation speed & axial tilt in distance order from Sun”. Credit must be given to the creator. Only ...

Now two recent studies have looked exclusively at red dwarf stars, and the estimates are in: More than 50 percent could harbor potentially habitable planets. That enormous probability leads to one ...

His findings, published in The Astrophysical Journal Letters, suggest that for a typical white dwarf with a mass of 0.6 times that of the Sun, an Earth-like planet located at approximately 0.012 ...

Astronomers have detected methane in the nearest known T dwarf, offering new insight into its atmospheric composition. The study further highlights that the carbon abundance in the planet is ...

They lie about 250 astronomical units from a third brown dwarf, making the system even more complex. Adding a planet to this picture only deepens the mystery. The system belongs to the Argus ...