The sheer scale of Carrazco-Gaxiola’s survey, titled “An All-Sky Spectroscopic Reconnaissance of More Than 2,100 K Dwarfs ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “ Eye of ...

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Pluto pulled Adeene Denton into its orbit during her undergraduate internship at the Lunar and Planetary Institute in Houston. It was summer 2015, when the New Horizons spacecraft zoomed past the ...

In an ancient star system expected to be stable and dormant, scientists found a 3 billion-year-old white dwarf star still tearing apart massive quantities of rock. “The rate we’ve seen rock consumed ...

A white dwarf is what’s left of a star, like our Sun, that reaches the end of its life. When stars use up all their energy, they expand into red titans, burning much hotter and brighter for a short ...

A 3-billion-year-old white dwarf, the core of a dead star, consumed an exoplanet from its former planetary system. Credit: NASA / ESA / Joseph Olmsted illustration A dead star core about 145 ...

The International Astronomical Union (IAU) decided several years ago that they needed to come up with a definition for a planet (for use with the objects in our Solar System). The IAU has various ...

More than 50 times further from the Sun than Earth, the tiny dwarf planet Makemake is one of the last places you'd expect to find an intact gaseous atmosphere. Not only is it incredibly cold, being ...

Planets orbit the Sun, and moons orbit planets and other small planetary bodies, but can two planets orbit each other? The short answer to this question is yes, two planets could orbit each other in ...