Posts by 

Paul Scott Anderson

Tatooine exoplanets may be more habitable than we thought

Researchers at Yale University said habitable planets in binary star systems - so-called Tatooine exoplanets - may be more common than previously thought.

New moons! Uranus now has 28 and Neptune 16

New moons for Uranus and Neptune! They're the faintest found so far using Earth-based telescopes. Scientists think they are fragments of larger bodies.

Ancient volcanoes on Mars were diverse

Researchers in China and the U.S. said ancient active volcanoes on Mars were more diverse than previously known, despite a lack of plate tectonics.

Icy Eris and Makemake have warm hearts

NASA's Webb space telescope shows that icy dwarf planets Eris and Makemake have been warm and geologically active on the inside recently, and may still be.

Are Chariklo’s rings shaped by a tiny unseen moon?

A new study suggests a tiny as-yet unseen moon shapes Centaur Chariklo's rings. The process is similar to the shepherd moons in Saturn's rings.

Stronger hurricanes require new Category 6, researchers say

Hurricanes are becoming stronger due to climate change. And 2 researchers in the U.S. say we need a new Category 6 to classify mega-hurricanes.

Isolated dwarf galaxy puzzles astronomers

Astronomers using the Webb telescope discovered an isolated dwarf galaxy 98 million light-years away. Contrary to expectations, it is not forming new stars.

Wow! See 19 spiral galaxies in stunning new Webb images

NASA's Webb Space Telescope has taken stunning new images of 19 spiral galaxies. Besides being breathtaking to look at, they are rich in science data.

New stamps feature Webb images of the cosmos!

Two new stamps feature Webb images of our amazing universe. The U.S. Postal Service issued them on January 22, 2024, to celebrate Webb's incredible mission.

Astronomers find smallest exoplanet yet with water vapor

Astronomers have found the smallest exoplanet yet with water vapor. GJ 9827 d is a hot steamy world. But is it rocky like Earth or a mini-Neptune?