261–280 of 316 results
LISA Pathfinder

Astronomy & Observing News

LISA Pathfinder: From Gravitational Waves to Space Dust

LISA Pathfinder, the technology testbed mission for a future gravitational-wave detector, turns out to be a surprisingly good micrometeoroid hunter.

Rosetta Selfie

Astronomy & Observing News

Rosetta Sees Changing Face of Comet 67P

Data from the Rosetta mission has linked outbursts on Comet 67P/Churyumov-Gerasimenko with dramatic changes on the comet's surface.

Pan

Astronomy & Observing News

Welcome to Pan: Saturn's Ravioli-Shaped Moon

Cassini gave us a good look a Saturn's moon Pan last week... and what a strange world it is.

Fireball over ALMA

Astronomy in Space with David Dickinson

A New Take on the Audible Meteor Mystery

A recent study suggests a plausible mechanism to explain why observers sometimes hear superbright meteors at the same time that they see them.

dragon v2 in orbit

Astronomy & Observing News

SpaceX Announces 2018 Moonshot Mission

SpaceX's surprise announcement envisions humans traveling beyond low-Earth orbit and to the Moon at the end of 2018.

Jupiter's south pole

Astronomy & Observing News

Juno Will Stay in Current Orbit Around Jupiter

NASA has announced that its Juno spacecraft will remain in a wide-ranging orbit around Jupiter, extending the mission's lifetime.

NE Syrtis Major

Astronomy & Observing News

NASA Narrows Down Mars 2020 Rover Landing Sites

Three possible landing sites are now in the running for the U.S. space agency's next Mars rover.

Solar Nebula

Astronomy & Observing News

Meteorites Date Demise of Solar Nebula

A study of ancient meteorites has refined the date for the dissolution of the solar nebula, the cloud that shrouded our Sun in its earliest days.

Juno at Jupiter

Astronomy & Observing News

Juno Swoops Past Jupiter's South Pole

NASA's Juno spacecraft continues to give us amazing views of Jupiter, now from its fourth perijove pass.

Rooftop micrometeoroids

Astronomy & Observing News

Micrometeorites Found on City Rooftops

A recent study found micrometeorites in piles of dirt collected from urban European rooftops.

Daphnis

Astronomy & Observing News

Cassini Spies Daphnis Making Waves

NASA's Cassini returns stunning new views of Daphnis and friends from its ring-grazing orbits.

Akatsuki at Venus

Astronomy & Observing News

Akatsuki Spies Massive Wave on Venus

Japan's Venus orbiter has witnessed a huge atmospheric wave that spans the globe.

Lucy and Psyche

Astronomy & Observing News

NASA's Lucy & Psyche Asteroid Missions

Last week, NASA announced two new missions set to explore the earliest remnants of the solar system: asteroid 16 Psyche and Jupiter's Trojan asteroids.

Exoplanet-hunting TESS spacecraft

Astronomy in Space with David Dickinson

Looking Ahead: Space Exploration in 2017

An exciting year lies ahead for spaceflight involving astronomy and planetary science — by NASA and by other spacefaring nations.

Phobos, by ExoMars CASSIS instrument

Astronomy & Observing News

ExoMars Trace Gas Orbiter Gets to Work

Welcome to Mars: the European Space Agency's ExoMars Trace Gas Orbiter sets up shop around the Red Planet.

H-IIB rocket

Astronomy & Observing News

Watch Resupply Mission Chase Down the International Space Station

Find out how to see a cargo mission headed to the International Space Station this weekend.

Cassini final orbits

Astronomy & Observing News

Amazing Views of Saturn's "Polar Hexagon"

NASA's Cassini spacecraft delivers stunning views from its new orbital perch.

GOES-R in space

Astronomy & Observing News

Catch a NASA Launch This Weekend

There's a good chance to catch a rocket launch at dusk on Saturday night, when an Atlas V rocket with GOES-R takes to space.

Beagle 2 on Mars

Astronomy in Space with David Dickinson

New Clues on the Fate of Beagle 2

An innovative technique sheds new light on what doomed Britain's Beagle 2 spacecraft when it tried to land on Mars in 2003.

Martian meteorite

Astronomy in Space with David Dickinson

Curiosity Finds "Egg Rock" Iron Meteorite

NASA's intrepid Mars rover gets a close-up view of a bizarrely shaped space rock that landed on the lower slope of Mount Sharp.

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