Browse Archive

  • graphic illustrating atmosphere around Enceladus

    Enceladus Exudes an Air of Mystery

    Just as perfume lingering in the air of an empty room offers hints about a previous occupant, the cloud of oxygen the Cassini spacecraft encountered as it first approached Saturn turned out to be a calling card from another celestial presence, the tiny moon Enceladus.

  • Tadpole galaxy

    How to Bake a Galaxy

    Start with lots and lots of dark matter, then stir in gas. Let the mixture sit for a while, and a galaxy should rise up out of the batter.

  • waves crashing on rocks. image courtesy Franklin O'Donnell

    NASA Missions Help Dissect Sea Level Rise

    Sea level isn't, well, level. Nor is the rate by which sea level has been rising over the past few decades, but the trend is clearly up.

  • M74 Galaxy May House A Dust Factory

    Spitzer Helps Solve Mystery of Space Dust

    Astronomers using NASA's Spitzer Space Telescope and other telescopes think they've found the source of the dust that permeates the universe. New observations indicate the dust comes from supernovas, violent explosions of massive stars.

  • extensive pattern of rain water deposited by Hurricanes Katrina and Rita on land surfaces over several states in the southern and eastern United States

    NASA Instrument Provides New Data on Floods and Droughts

    A NASA instrument designed primarily to measure winds on the ocean surface is turning out to have other abilities over land that may help in both flood and drought situations.

  • Saturn's 'storm alley'

    Saturn's Storms Run Rings Around Earth's

    On Saturn, it may be a very long wait for the calm after a storm.

  • 70 meter Deep Space Network antenna

    Forty Years of Space Talk

    "That's one small step for man. One giant leap for mankind." That famous communique from Apollo 11 during the historic first-ever moon walk was brought to you by the 64-meter antenna at NASA's Deep Space Network in Goldstone, Calif.

  • Deep Space Network antennas with superimposed areas to illustrate signals

    JPL Performs First Two-Antenna Uplink Experiment

    For the first time ever, NASA's Deep Space Network has used a pair of smaller antennas to successfully send two simultaneous signals to a spacecraft in deep space that were combined at the spacecraft to yield greater signal power.

  • Tracy Drain stands by the JPL/NASA sign at JPL

    An Engineer's First Trip to Mars

    Tracy Drain ticks off the complex chain of mission planning and software programming required for NASA's latest Mars orbiter to reach its destination.

  • Norman Ahmad works on ATHLETE rover

    A Conversation With JPL Engineer Norman Ahmad

    Norman Ahmad has a really cool job working on a new lunar rover project.

  • team prepares to attach data cable to buoy

    Student-Built Buoy Launches Ocean Studies

    A student-built buoy, launched this month, will send back data on ocean temperatures that will be available to scientists and students around the world.

  • artist's concept of Stardust nearing Earth

    Stardust's Final Hours

    The last few hours of the Stardust mission will be filled with significant milestones.

  • series of ultraviolet images of galaxies

    Local Galactic Treasures  →

    Mined from the Galaxy Evolution Explorer's Survey of Nearby Galaxies data, these cosmic gems were collected with the telescope's sensitive ultraviolet instruments.

  • Topex/Poseidon data of Pacific Ocean showing El Nino

    Topex/Poseidon Sails Off Into the Sunset

    After a remarkable 13-year voyage of discovery, Topex/Poseidon, the first great oceanographic research vessel to sail into space, ended its mission this month.

  • panoramic, infrared image of a plethora of stellar activity in the Milky Way's galactic plane

    Spitzer Exposes Our Galaxy's Deepest Secrets

    Astronomers used Spitzer's heat-seeking infrared eyes to gaze at the dust-drenched plane of our galaxy.

  • Read the story Opportunity Celebrates One Mars Year!

    Opportunity Celebrates One Mars Year!

    As Opportunity opened her robotic eyes for the first time, it was clear Meridiani Planum was unlike any place NASA ever visited before.

  • Read the article 'Bump Into Mars Tonight'

    Bump Into Mars Tonight

    Look for Mars in the night sky on December 12, 2005, and wish Opportunity a Happy One Martian Year Anniversary!

  • artist's concept compares a hypothetical solar system centered around a tiny sun (top) to a known solar system centered around a star, called 55 Cancri, which is about the same size as our sun

    Spitzer Finds Cosmic Oddball

    Planets are everywhere these days. They have been spotted around more than 150 stars, and evidence is growing that they also circle "failed," or miniature, stars called brown dwarfs.

  • Artist's concept of Mars Exploration Rover

    NASA Expands Rover Science Team

    NASA has selected eight new members for the Mars Exploration Rovers' science team.

  • view of Dione with Saturn and edge-on view of ring as backdrop

    Cassini Views Dione, a Frigid Ice World

    Sitting in the tranquility of space is the pale moon Dione, looking as if it's posing for a painter.