Posts by 

Paul Scott Anderson

Mystery dark spot on Enceladus intrigues scientists

Scientists found an unusual dark spot on Enceladus while looking at old images sent back by Cassini. The odd reddish-brown patch faded away over 3 years.

Are there liquid water brines on Mars? New study casts doubt

Scientists have hypothesized how liquid water brines on Mars could occur. A new study, however, suggested it's more unlikely than previously thought.

Io’s raging volcanoes are self-powered

Does Jupiter's moon Io have a global subsurface magma ocean? A new study said no, and that Io's raging volcanoes are self-powered with their own magma pools.

Exoplanet TRAPPIST-1 b might have a hazy atmosphere

Does exoplanet TRAPPIST-1 b have an atmosphere? A new study said it either has a hazy atmosphere or is geologically active, with volcanoes or plate tectonics.

Moon’s largest crater is rounder than 1st thought

The South Pole-Aitken basin is the moon's largest crater. Scientists have thought it was oval-shaped, but a new study suggests it's more circular.

Hubble’s closest look at a quasar reveals … weirdness

NASA's Hubble Space Telescope has taken the closest-ever look at a distant quasar. The new images reveal complex blobs and filaments around the quasar.

Webb finds smallest asteroids yet in the asteroid belt

Astronomers have discovered 138 of the smallest asteroids to date in the asteroid belt between Mars and Jupiter. All of them are within 10s of meters in size.

Odd, slowly repeating radio bursts traced to red dwarf star

Astronomers have finally pinpointed the source of slowly repeating radio bursts: a red dwarf star with a possible white dwarf binary companion.

Oceans on Venus never existed, new study suggests

Researchers at the University of Cambridge say that it's likely there were never any oceans on Venus. The planet might have always been as hot as it is now.

Are primordial black holes hiding in plain sight?

Do tiny primordial black holes exist? A new theoretical study says that we might find evidence of them in planetoids or even objects like rocks here on Earth.