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Comet ISON Blazes with Distant Galaxies in Stunning Hubble Photo

A spectacular new photo gives a deep-space view of Comet ISON, which could put on a dazzling show when it zooms through the inner solar system in late November. Full story

NASA Photos Show Outburst from Potential 'Comet of the Century'

A comet that could put on a dazzling show when it zooms through the inner solar system later this year is already blasting out huge amounts of gas and dust, new observations by a NASA spacecraft show. Full story

Solar system has trailing tail, just like comet

NASA can prove it now. Our solar system has a tail, just like comets. Full story

First Images of Our Solar System's Tail Revealed

Astronomers have gotten the first-ever peek at our solar system's tail, called the heliotail, finding that it's shaped like a four-leaf clover, NASA scientists announced today (July 10). Full story

NASA probe finds new zone at doorstep to interstellar space

CAPE CANAVERAL, Florida (Reuters) - Reports last summer than NASA's long-lived Voyager 1 space probe had finally left the solar system turned out to be a bit premature, scientists said on Thursday. Full story

Did Voyager 1 leave solar system?

   Researchers noted the spacecraft, launched 35 years ago, was hit with more cosmic rays on August 25, 2012, suggesting a change in environment. NBC’s Brian Williams reports.

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Voyager 1 space probe reaches outer fringe of solar system

NASA's Voyager 1 Probe May Have Left Solar System: Study

Double Star Systems May Be Hiding a Third Companion

Voyager in new realm at solar system's edge

Mercury's Water Ice Bodes Well for Alien Life Search

New spin on the formation of solar system

A clue to the mystery of moon water

Did NASA's Voyager 1 Spacecraft Just Exit the Solar System?

Voyager 1 still well within solar system

35 years later, Voyager 1 heads for stars


  Space telescope to hunt asteroids

Leaders of the B612 Foundation explain their plan to launch the first privately funded deep-space mission, aimed at mapping the inner solar system. Credit: B612 Foundation

  May 10: Nightly news Thursday broadcast

Obama capitalizes on gay marriage endorsement; Romney apologizes for high school pranks; JPMorgan Chase loses $2 billion; Syria suicide bombers kill dozens in Damascus; Prosecution rests in Edwards trial; Bee deaths linked to pesticides; Asteroid Vesta gives clues about solar system; Rosa Parks scul

  Is far-away planet a potential Earth 2.0?

Astrophysicist Neil deGrasse Tyson speaks with TODAY’s Matt Lauer about the whether human life could really be relocated to another planet outside our solar system.

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  Planetfall: Snapshots from the solar system

See some of our solar system's greatest sights, as captured in "Planetfall: New Solar System Visions," a large-format book by Michael Benson.

The bright star Alpha Centauri and its surroundings
The bright star Alpha Centauri and its surroundings

epa03436601 A wide-field view of the sky around the bright star Alpha Centauri was created from photographic images forming part of the Digitized Sky Survey 2. The star appears so big just because of the scattering of light by the telescope's optics as well as in the photographic emulsion. In a pape

Artist's concept of magnetic bubble in space
Artist's concept of magnetic bubble in space

An artist's concept of the heliosphere, a magnetic bubble that partially protects the solar system from cosmic rays.

Golden record
Golden record

An alien artifact like the Voyager probes' "golden record," which contains coded information about Earth as well as recordings of earthly sights and sounds, would elude our attention if it were in our solar system. In fact, we might not even detect the Voyager probes.