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There’s evidence that Mars is still volcanically active

A new study shows that Mars may very well be volcanically active. Nobody’s seen direct evidence of volcanism; no eruptions or magma or anything like...

We’ve discovered the world’s largest drum – and it’s in space

Universities in the US have long wrangled over who owns the world’s largest drum. Unsubstantiated claims to the title have included the “Purdue Big Bass...
Here’s a clever idea. Build moon bases in craters and then fill them in with lunar regolith

Here’s a clever idea. Build moon bases in craters and then fill them in...

In the coming decades, multiple space agencies are planning to send astronauts to the lunar surface. More than that, between the European Space Agency (ESA),...

Without ancient star, earth could be an icy, watery wasteland

Earth’s solid surface and mild climate may be partly due to a massive star in the birth environment of the sun, according to new...

Built to last 90 days, Mars rover Opportunity ends mission after 15 years

The Mars rover Opportunity, NASA’s robotic geologist fitted with an array of tools to search for evidence of water, ended its mission Feb. 13...

Farewell: Mars rover Opportunity ends 15-year mission to Mars

The Mars rover Opportunity finally ended its mission on February 13—three weeks after its 15th anniversary and long past its 90-day warranty. Over the course...
Where is the universe hiding its missing mass

Where is the Universe hiding its missing mass?

Astronomers have spent decades looking for something that sounds like it would be hard to miss: about a third of the "normal" matter in...

Spacecraft measurements reveal mechanism of solar wind heating

Queen Mary University of London has led a study which describes the first direct measurement of how energy is transferred from the chaotic electromagnetic...

Gravitational waves will settle cosmic conundrum

When neutron stars collide, they emit light and gravitational waves, as seen in this artist’s illustration. By comparing the timing of the two emissions...

Six things to know about NASA’s Opportunity Mars rover

After 15 years, the mission of NASA's Opportunity rover has come to an end, but its successes on Mars have earned it a spot...