2014RC is a 60 foot (or about 20 meter) wide asteroid detected at the last possible minute.  This small asteroid will not hit Earth.  What about the ones like it that eventually will?…

2014RC is a 60 meter wide asteroid detected at the last possible minute.  This small asteroid will not hit Earth.  What about the ones like it that eventually will?   I ask that…

By Tanya Hill, University of Melbourne  Have you ever considered our cosmic address? It’s a fun device I’ve often used to help students get a grasp on our place in the universe. For example, I…

You have a new galactic address; astronomers have determined that our own Milky Way galaxy is part of a newly identified enormous supercluster of galaxies - dubbed "Laniakea," which means "…

The Foton-M4 descent capsule with famed reptilian cosmonauts, known affectionately as the "sex geckos" (owing to the carnal nature of their space voyage), and also with drosophila fruit flies,…

Observations made by the Kepler spacecraft have shown that Kepler-413b is a very wobbling exoplanet. The planet's orbit is unusual in that it is tilted 2.5 degrees with respect to the plane of…

Many of us care deeply about the possibility of tigers, lemurs and such like becoming extinct in the wild. I'd like to suggest that we care as much about the possibility of microbes on Mars and…

Many people care deeply about the possibility of tigers, lemurs and such like becoming extinct in the wild. I'd like to suggest we care as much about the possibility of microbes on Mars and elsewhere…

Many people care deeply about the possibility of tigers, lemurs and such like becoming extinct in the wild. I'd like to suggest we care as much about the possibility of microbes on Mars becoming…

Astrophysicists have detected the formation of radioactive cobalt during a supernova explosion, lending credence to a corresponding theory of supernova explosions.  The article's main author,…