Posts by 

Paul Scott Anderson

How did this black hole in a triple star system form?

Physicists say they have discovered the 1st-known black hole in a triple system. Two stars orbit with the black hole, 1 very close and the other farther away.

Are mysterious flows on airless worlds made by salty water?

A new study from researchers at SwRI and JPL suggests that briny water could explain unusual flows on airless worlds like Vesta, Ceres and Europa.

Is there a volcanic exomoon orbiting this giant exoplanet?

Astronomers with NASA and Caltech have found that a volcanic exomoon may be producing a cloud of sodium gas near a giant exoplanet 635 light-years away.

Could microbial life on Mars be hiding under ice?

A new NASA study said microbial life on Mars could exist in pools of liquid water beneath dusty ice deposits, with enough sunlight for photosynthesis.

A steam world exoplanet with an earthlike atmosphere?

Astronomers using the Webb space telescope say that the hot exoplanet GJ 9827 d has more water vapor than 1st thought. They call it a steam world exoplanet.

Ice on the moon is widespread, new study shows

A new NASA study of permanently shadowed regions near the lunar south pole shows that there is a lot more water ice on the moon than previously thought.

Complex organics on Enceladus: A clue to possible life?

Scientists in Germany have found more complex organics on Enceladus, the ocean moon of Saturn. Are they evidence for life?

Is this white dwarf exoplanet a preview of Earth’s fate?

Astronomers have discovered an Earth-sized planet orbiting a white dwarf star. Does this white dwarf exoplanet mean Earth could survive the death of the sun?

Puffy exoplanet WASP-107 b has an asymmetric atmosphere

New observations by the Webb space telescope show that the giant exoplanet WASP-107 b has an asymmetric atmosphere between its western and eastern hemispheres.

A striped ‘zebra rock’ on Mars and a new Mars face

NASA's Perseverance rover has found an unusual striped 'zebra rock' on Mars unlike any rocks seen before. How did it form and how did it get there?