WorldThis nearly inexplicable exoplanet has the density of cotton candyThe Cosmic Companion2 months ago
WorldEarth has been habitable for billions of years — simulations show it was ‘just luck’The Conversation2 months ago
WorldNew stunning HD images show the largest canyon in our solar systemThe Cosmic Companion3 months ago
WorldNewly discovered Jupiter-like world could be the long-sought ‘Planet X’The Cosmic Companion3 months ago
WorldMysterious cosmic ray electrons have been spotted for the first timeThe Cosmic Companion4 months ago
WorldJupiter and Saturn will be the closest they’ve been in 800 years — here’s how to spot them on Dec. 21The Cosmic Companion4 months ago
WorldReturning asteroid sample can help crack secrets about how the solar system formedThe Conversation4 months ago
WorldA Mars megaflood may be evidence of ancient waterways — and maybe lifeThe Cosmic Companion4 months ago
WorldJupiter’s moon Europa glows in the dark — and that may tell us what’s on itThe Cosmic Companion4 months ago
WorldA dark and mysterious ‘rogue planet’ has been discovered — and it looks a lot like EarthThe Conversation4 months ago