Posts by 

Paul Scott Anderson

No ocean on Titan? New research reveals slushy ice world

Scientists thought there was a global ocean on Titan beneath its icy surface. But a new study says the moon's interior may be more icy and slushy instead.

Weird, ultra-hot, double-tailed planet surprises scientists

WASP-121 b is a scorching double-tailed planet. Helium gas is escaping from its atmosphere and forming 2 huge tails along its orbit.

Researchers question methane atmosphere on TRAPPIST-1e

Previous hints of a methane atmosphere on TRAPPIST-1e might not be accurate, a new paper suggests. But the tantalizing exoplanet could still have an atmosphere.

This moss survived in space for 9 months

In an experiment on the outside of the International Space Station, a species of moss survived in space for 9 months. And it could have lasted much longer.

There might be an ocean on exoplanet TOI-270 d

Is there an ocean on exoplanet TOI-270 d? A new study said this sub-Neptune exoplanet might be a water world with either a global or nightside ocean.

Did a lost moon of Mars create tides in an ancient lake?

Thin, repeating sedimentary layers examined by the Curiosity rover suggest that a big, lost moon of Mars created tides in the ancient lake of Gale crater.

Lightning on Mars? Electric sparks in dust devils confirmed

NASA's Perseverance rover has detected lightning on Mars 55 times. It heard the small electrical discharges with its microphone in dust storms and dust devils.

Before their big smashup, Theia and Earth were neighbors

A new study suggests that Theia and Earth were neighbors in the early solar system about 4.5 billion years ago. Then their epic collision destroyed young Theia.

OSIRIS-APEX mission to asteroid Apophis soars past Earth

NASA's OSIRIS-REx mission to asteroid Bennu was a great success. Now, the spacecraft has been renamed OSIRIS-APEX and is heading to asteroid Apophis.

Are water-carved caves on Mars hiding alien life?

Researchers in China have discovered the 1st water-carved caves on Mars. Known as karst caves, they could provide a protective habitat for possible life.

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