A Moon Falling Apart: Grooves on Phobos Are a Sign of its Eventual Catastrophic Fate

The unusual grooves on Phobos’ surface, such as those on the left side of this image, are now thought to be caused by tidal stress. The large crater Stickney is in the upper portion of the image. Image Credit: NASA/JPL-Caltech/University of Arizona

Phobos is the largest of Mars’ two tiny moons, but 50 […]

Planets Around Red Dwarf Stars Could Be More Life-Friendly Than Previously Thought, According to New Study

An artist’s concept of a hypothetical terrestrial exoplanet with two moons orbiting inside the habitable zone of a red dwarf star. New research has shown that such planets could under the right conditions generate their own magnetic field, which could render them potentially habitable. Image Credit: D. Aguilar/Harvard-Smithsonian Center for Astrophysics

The history […]

The Science of Pluto: The Sails of Charon (Part 2)

An artist’s concept of Charon (at front), with Pluto seen in the background. Equally as fascinating and exciting as Pluto, Charon has sported its own set of intriguing mysteries and unanswered questions, some of which include the exciting possibility for the existence of geyser-like surface eruptions, underground layers of liquid water, and even […]

New Study Suggests Pluto's Charon May Have Harbored Underground Oceans Long Ago

An artist’s depiction of Pluto, as seen from the surface of its largest moon Charon. A recent study by a team of US astronomers argues that Charon might harbor frozen underground oceans of liquid water, the pressence of which could be inferred by surface geologic features that could be visible to the New […]

Bizarre Universe: Massive Black Hole In Tiny Galaxy and Exoplanet That Makes Its Star Act Older Than It Is

Artist’s concept of the massive black hole in the dwarf galaxy M60-UCD1. Image Credit: NASA, ESA, STScI-RCC14-41a

The universe is a wild and weird place, and two recent findings from orbiting space telescopes illustrate just how bewildering it can be: a monster-sized black hole in one of the tiniest galaxies known and a […]