741–760 of 779 results

Spacecraft and Space Missions

Two Planets, One Discovery

Talk about serendipity! Two teams of scientists on opposite sides of the Atlantic, studying two planets on opposite sides of Earth, come up with the same quirky result.

Solar System

Spotlight on New Horizons

Jupiter looks great through a backyard telescope, but can you imagine how much better it'd look from just 1.4 million miles away? NASA's Pluto-bound spacecraft got that chance last February.

Spacecraft and Space Missions

Iapetus Yields Dark Secrets

Saturn's black-and-white moon has mystified astronomers for centuries. Finally, however, they're learning what a bizarre place it truly is.

Spacecraft and Space Missions

Kaguya: To the Moon!

With a brief rocket firing on October 4th, the Japanese spacecraft Kaguya slipped into lunar orbit — the first step in what promises to be an exciting scientific mission.

Spacecraft and Space Missions

There Might Be Supergiants

A new view from the Hubble Space Telescope reveals the goings on in a cluster full of massive stars.

Sat Tracking

Spacecraft and Space Missions

Follow that Station!

Our renewed online tool will let you follow humans orbiting Earth.

Cosmology

Refining Hipparcos's Star Distances

To extract even better star distances, a Cambridge astronomer who took part in the Hipparcos mission has just completed a whole new analysis of the raw data.

Solar System

Sun 1, Comet Tail 0

A solar explosion plows into a comet's tail. Care to place a wager on which one wins?

Spacecraft and Space Missions

Hi-Def from Space

A Moon-bound spacecraft looks back to shoot Earth in high-definition glory.

Solar System

Skylights into Martian Caves

NASA's Mars Odyssey orbiter may have found deep black pits — possibly sinkholes — that act as skylights for extensive caves on the slopes of the volcano Arsia Mons.

Spacecraft and Space Missions

Opportunity: It's in the Hole!

Exploration inside Victoria Crater has begun.

Dawn

Spacecraft and Space Missions

Dawn Heads to Vesta (Finally!)

After many delays (and near termination), NASA's ambitious asteroid mission is finally under way following a picture-perfect launch on Thursday.

Spacecraft and Space Missions

A Hot New Comet

The Solar and Heliospheric Observatory has 1,350 comet discoveries to its credit. But only one of them has been a repeat visitor.

Full Moon

Spacecraft and Space Missions

Moon Madness

For love or money, the Moon awaits you.

Spacecraft and Space Missions

Close-up on Iapetus

NASA's Cassini spacecraft zoomed in to take detailed pictures and other measurements of one of Saturn's weirdest moons.

Solar System

Japan Launches a "Lunar Princess"

On September 14th, during a picture-perfect launch, a powerful rocket heaved Japan's latest scientific satellite toward the Moon.

Spacecraft and Space Missions

Life and Death of FUSE

One of NASA's spacecraft has been making great observations of the galaxy for the past 8 years. But there's one small problem: it can't point at its targets anymore.

Solar System

Opportunity is Going In

Now that the dust storms have passed, the Mars Exploration Rover Opportunity should begin studies inside Victoria Crater in the coming weeks.

Spacecraft and Space Missions

Prepare to Be Blown Away by Iapetus

Cassini finally encounters Saturn's wacky moon Iapetus today. Don't wait for the processed pics to be released. Check out the raw images now!

Spacecraft and Space Missions

Mars Rovers Rolling Again!

Predictions that the twin Martian explorers wouldn't survive the dust storm thankfully proved to be wrong. Spirit and Opportunity are back in business.

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