The Moon is shrinking as its interior cools, causing the brittle surface crust to break as…
Category: Solar System
The Eta Aquariids Meteor Shower Will Peak in Night Skies
It can light up night skies from dusk to dawn, and if you’re lucky you might…
The Lyrids Meteor Shower Will Peak in Night Skies
It can light up night skies from dusk to dawn, and if you’re lucky you might…
Meteoroid Strikes Eject Precious Water From Moon
Streams of meteoroids striking the Moon infuse the thin lunar atmosphere with a short-lived water vapor,…
Should That Minor Planet Be Named Gonggong? Astronomers Want the Public’s Help
Astronomers discovered the minor planet 2007 OR10 more than a decade ago. Now they’re asking the…
For Deeper Insights, Japanese Space Mission Bombed an Asteroid to Make a Crater
The Hayabusa2 spacecraft aimed to advance its study of the rock called Ryugu by making a…
The Asteroid Was Shooting Rocks Into Space. ‘Were We Safe in Orbit?’
NASA’s Osiris-Rex and Japan’s Hayabusa2 spacecraft reached the space rocks they are surveying last year, and…
Neptune’s Moon Triton Is Destination of Proposed NASA Mission
Scientists at a conference in Houston presented the concept for a flyby mission to study a…
NASA Mission Reveals Asteroid Has Big Surprises
A NASA spacecraft that will return a sample of a near-Earth asteroid named Bennu to Earth…
How Ultima Thule Is Like a Sticky, Pull-Apart Pastry
Scientists from the New Horizons mission presented their latest findings about the small distant object visited…