Latest articles by Jeanna Bryner
Antimatter Eludes Search Efforts
Antimatter could be lurking out there, but it's going to be tricky to find, scientists say.
Strange Portal Connects Earth to Sun
Huge magnetic portals allow high-energy particle to jet from the sun to Earth.
Nearby Star Hosts Three-Ring Circus
New research reveals three rings surrounding a nearby star.
Photo Shows Stars Born in Huge Cosmic Wombs
A new infrared image reveals how hefty stars trigger stellar newborns.
The Storied History of the Word 'Planet'
The word "planet" has meant many different things over the millennia and even still its definition is evolving.
The Great (and Sometimes Serious) Debate About Pluto
Two planetary scientists duke it out over Pluto.
Great Planet Debate: Scientists Could Overturn Official Definition
Scientists will convene this month to figure out what makes an object a planet.
Giant Lake Confirmed on Saturn's Moon Titan
A giant lake full of ethane and methane has been confirmed to exist on Titan.
For Better or Worse, Sex in Space Is Inevitable
Sex in space could be right around the corner.
Life Survived Catastrophic Space Rock Impact
New research gives a detailed account of an ancient asteroid impact.
Astronomers on Verge of Finding Earth's Twin
Astronomers are optimistic they will find Earth-like worlds in the near future.
Pluto's Identity Crisis Hits Classrooms and Bookstores
Pluto went from planet to dwarf planet and the latest name, plutoid.
Twin Stars Born 500,000 Years Apart
Two stars thought to be identical twins were born a half million years apart.
Sun Might Hold Secret of Dark Matter
Astrophysicists look to the sun in their search for dark matter.
Three Super-Earths Found Orbiting One Star
Astronomers announced the discovery of three oversized Earths orbiting a sun-like star.
Cosmic Grim Reaper Seen For First Time
Astronomers have witnessed the early stages of a star's death.
Moon Dust Could Be Used to Build Lunar Lodgings
Astronomers concoct recipe for a telescope mirror using lunar dust.
High-Energy Jets Found to Do Black Holes' Dirty Work
Some of the most massive black holes use high-energy jets to stomp out star-formation.
Quark Star Plays Role in New Theory for Brightest Supernovae
The first-ever evidence of a neutron star collapsing into a quark star is announced.
New Images: Milky Way Loses Two Arms
New images reveal the Milky Way has two major arms and other minor arms.
Black Holes Key to Spiral Arm Hugs
The finding gives astronomers a way to weigh so-called supermassive black holes.
