Reno died in what was like a junior varsity battle before the main event at Antietam Creek three days later. Because Antietam was so catastrophic, Fox’s Gap and the other clashes before Sept. 17, 1862 ...

Next week, Vanessa & Joey's getaway is interrupted by a disturbing phone call. Here is the 'Beyond the Gates' early preview ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Our values can shift and change without warning. Venus, the planet of material pleasure, is flying along through the early ...

Astronomers have uncovered the chemical fingerprint of a frozen, water-rich planetary fragment being consumed by a white ...

Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf ...

University of Warwick astronomers have uncovered the chemical fingerprint of a frozen, water-rich planetary fragment being ...

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

University of Virginia astronomy undergraduates focus on the shadows of asteroids and dwarf planets for their Earth-bound ...

What if Pluto wasn’t the end? What if our Solar System hides dozens - maybe hundreds - of strange frozen worlds beyond ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and ...

Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.