281–300 of 303 results
Hitomi in space

Astronomy in Space with David Dickinson

Recovery Attempts End for Hitomi X-ray Satellite

The Japanese space agency JAXA has released a timeline covering the Hitomi space observatory's failure last month. Salvage efforts continue but recovery appears unlikely.

A U.S. Navy officer uses a sextant at sea.

Astronomy and Society

Navy Resumes Celestial Navigation Course

Modern security threats have brought back an old method — celestial navigation — to help U.S. Navy sailors navigate the high seas.

Astro-H/Hitomi

Astronomy in Space with David Dickinson

Malfunction Cripples Hitomi X-ray Observatory

Ground controllers are scrambling to recover the Hitomi satellite from a mysterious 'debris anomaly' over the past weekend.

ExoMars at the Red Planet

Space Missions

ExoMars Trace Gas Orbiter Heads to Space

The launch of ESA's ExoMars Trace Gas Orbiter and Schiaparelli lander heralds a new phase of Mars exploration.

The alignment of CANYVAL-X

Space Missions

CANYVAL-X: Two CubeSats, One Telescope

An innovative CubeSat mission, slated to take to space this year, will demonstrate the feasibility of free-flying satellites.

WFIRST in space.

Professional Telescopes

WFIRST: Next Decade's Space Telescope

NASA is commencing work on the Wide Field Infrared Survey Telescope (WFIRST), the successor to the Hubble and the James Webb Space Telescopes.

Astro-H Launch

Astronomy in Space with David Dickinson

New X-ray Observatory Takes to the Skies

Japan’s newest X-ray satellite, Hitomi (formerly Astro-H), promises to reveal the hot and hidden universe.

Assembling JWST primary mirror

Astronomy in Space with David Dickinson

Mirror Assembled for Hubble's Successor

NASA has assembled the primary mirror for the James Webb Space Telescope, a big step on the way to the telescope’s October 2018 launch.

Proxima Centauri

Exoplanets

Hunting for Planets Around Proxima Centauri

The Pale Red Dot Initiative has begun the search in earnest for exoplanets orbiting the nearest star to Earth besides the Sun.

Booster Impact Site

Space Missions

Smack! Booster Impact Site Found on Moon

The Lunar Reconnaissance Orbiter has finally spotted the impact of the Apollo 16 booster, more than 43 years after it happened.

SLS/Orion (artist's conception)

Astronomy in Space with David Dickinson

NASA's Budget Gets a Boost

An unexpected omnibus spending package for fiscal year 2016 raises NASA's funding.

DAMPE Launch

Space Missions

China Launches Dark Matter Probe

China's recently launched Dark Matter Particle Explorer (DAMPE) takes the hunt for elusive dark matter to space.

Akatsuki spacecraft

Space Missions

Japan’s Akatsuki Reaches Venus . . . At Last

Engineers executed an innovative contingency plan to save the Akatsuki spacecraft and place it in orbit around our sister planet.

LISA Pathfinder launch

Space Missions

LISA Pathfinder Heads to Space

An exciting new mission takes the hunt for gravitational waves into space.

MCAT

Professional Telescopes

Unique Scope Searches for Space Junk

NASA's new remote observatory located on a windswept island in the mid-Atlantic provides a critical capability for tracking space junk.

WT1190F

Space Missions

Mystery Object to Reenter Earth's Atmosphere

WT1190F will burn up over the Indian Ocean on November 13th, giving researchers an unprecedented opportunity to follow its path — and figure out where it came from.

Earth on October 19, 2015

Astronomy in Space with David Dickinson

DSCOVRing Earth

An innovative Earth-observing satellite now shows near-daily views of our home planet online.

Astrosat Launch

Astronomy in Space with David Dickinson

India Launches First Astronomy Satellite

AstroSat launched into orbit on September 28, 2015, and will soon start returning visible, ultraviolet, and X-ray images of the universe.

Apollo 12 witnesses solar eclipse

Space Missions

Views of Sunday’s Solar Eclipse from Space

Some of the most stunning views of Sunday's partial solar eclipse didn't come from Earth.

Gaia14aae, artist's conception

Stellar Science

Amateurs Help Discover Rare Eclipsing Binary

A collaboration of amateur and professional astronomers has uncovered a rare variety of eclipsing binary star - and a supernova in the making.