Planetary Science

Ecosystems

Windy with a chance of weevils

Scientists have traced the reappearance of cotton pests in west-central Texas to a tropical storm.

Planetary Science

Award named for late Science News writer

Jonathan Eberhart's name lives on in a new planetary-sciences award.

Space

Water on the moon: How much?

Ron Cowen reports from the annual meeting of the American Astronomical Society’s Division for Planetary Sciences.

Health & Medicine

Measuring citations: Calculations can vary widely

Depending on how citation tallies will be used, it may pay to cherry pick the appropriate counting house.

Astronomy

Rock solid planet

Researchers have found the first compelling evidence for a rocky planet beyond the solar system.

Earth

Atmospheric rollercoaster followed Great Oxidation Event

Analyses of chromium isotopes in banded iron formations suggest oxygen levels fell for a period after the Great Oxidation Event.

Planetary Science

Celestial population boom

Large meteoroids are probably more common than telescopic surveys suggest, new analyses find.

Planetary Science

Stars go kaboom, spilling cosmic secrets

Astronomers hope type 1a supernovas will help in quest to explain dark energy.

Earth

Comet likely culprit in Tunguska blast

Analysis of shuttle plume movement suggests Tunguska event could have caused clouds over London.

Earth

Lopsided lights

Simultaneous snapshots reveal that northern and southern auroras aren’t always alike.

Planetary Science

Losing Louisiana

A new model predicts that rises in sea level, combined with subsiding lands, will claim a tenth of the state by century’s end.

Planetary Science

Solar system’s future could be bumpy

A new study assesses the chances that two planets will collide or a planet will plunge into the sun in the next 5 billion years.