The curious minds at What If explore what would happen if Kepler 22-b suddenly appeared in our solar system, revealing the gravitational, orbital, and planetary chaos that would follow.

NASA has explored the space beyond Earth and our solar system with spacecraft like Voyagers 1 and 2, and how we’ve discovered ...

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best candidates.

Computer simulations suggest NASA’s Habitable Worlds Observatory could detect Earth-like exomoons around gas giant exoplanets through reflected starlight and lunar eclipses.

They also fit into multiple priority areas identified in the new defence strategy, including marine sensors and autonomous ...

Join Robin Ince and Professor Jen Gupta for an evening of music and astrophysics with THE EXOPLANETS at Hackney Empire. Learn more about the event here!

Why do some places wait 1,000 years to see a total solar eclipse while others get two in a decade? The surprising orbital ...

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

A 'ring of fire' eclipse is coming to Antarctica on Feb. 17.

How any Earth-sized exoplanets exist, and how do we find them? This is what a recent study published in The Astrophysical ...