asteroid

Sweep an asteroid

Finally someone starts tackling the mess in our solar system. As I’ve said before: look around. Mars, Venus, Moon, Titan, comets, asteroids, everywhere: rocks. Sweep it up! Analysing the dusty layers of low-gravity moons or…


Asteroid hopper on its way

This is the micro-lander that ESA’s proposed Asteroid Impact Mission would put down on its target asteroid. The asteroid body in question is just 170 m in diameter – the smaller body of the binary…


A “study” object in space

Who can say they’ve been to an asteroid and back? In 2023, more than 50 MIT students may claim this feat, at least through the activities of a small, shoebox-sized instrument named REXIS (Regolith X-ray…


‘Appy Asteroid ‘Alloween

An asteroid four times the size of a football pitch will miss Earth on All Hallows’ Eve. The flyby highlights the need to watch for space rocks. Halloween, according to some, is a time to…


Hold that wealthy asteroid!

When an asteroid packed with about $5 trillion worth of platinum zoomed past Earth this month scientists were ready, capturing the space rock on radar as it sailed safely by our planet. The asteroid 2011…


Meet Bennu, OSIRIS (rex)

Bennu is a bird. No it’s a plane. It’s an asteroid. Two out of three are correct. Bennu is a mythical Egyptian bird. It’s also an asteroid, and a possible candidate to once hit the…


Spinning to your death

A team led by astronomers from the Jagiellonian University in Krakow, Poland, recently used the W. M. Keck Observatory in Hawaii to observe and measure a rare class of “active asteroids” that spontaneously emit dust…