SUNSET: 
Some Damage to Arecibo Observatory; Stormy Times Ahead
Arecibo and its team rode out the largest storm in its history, but it's unclear what the moderate damage will mean for the radio observatory's future.
Astronomy in Space with David Dickinson
Osiris-REX Images Earth During Flyby
The asteroid-bound Osiris-REX mission took time during last Friday's gravity assist maneuver to look back at its homeworld.
Osiris-REX to Fly by Earth on Friday
NASA's ambitious Osiris-REX asteroid sample return mission swings by Earth this Friday for a gravity assist en route to asteroid 101955 Bennu.
"Clockwork Rover" for Venus Exploration
Engineers have come up with an innovative "clockwork rover" concept designed to survive the hostile environment of Venus.
Amazing Views of the Solar Eclipse From Earth . . . and Space
Satellites, aircraft, and the International Space Station provided great views of yesterday's solar eclipse, near and far.
Astronomy in Space with David Dickinson
Chasing the Total Solar Eclipse From Orbit
While millions will watch the August 21 total solar eclipse from the ground, International Space Station crew will have an amazing view high from overhead.
Astronomy in Space with David Dickinson
Saturn Surprises Right Up Until Cassini's End
Saturn keeps its secrets as NASA's Cassini spacecraft heads towards its September grand finale.
Astronomy in Space with David Dickinson
Breakthrough Starshot Takes to Space
Six Sprites, "the world's smallest spacecraft" have entered low-Earth orbit, a small milestone for Breakthrough Starshot's plan for interstellar voyage.
Source of Mars Trojans Might Be Mars Itself
A new study proposes a possible source for the mysterious Mars Trojan asteroids: the Red Planet itself.
Astronomy in Space with David Dickinson
Goodbye, LISA Pathfinder
The European Space Agency switched off its groundbreaking LISA Pathfinder mission this week.
New Satellite "Mayak" Might Light Up the Sky
Russia's first crowd-funded satellite, named Mayak (Russian for "beacon of light"), promises to be the “brightest object in the night sky next to the Moon.”
By Jove! Juno Images Jupiter's Great Red Spot
NASA's Juno Spacecraft delivers stunning closeup views of Jupiter's famous swirling Great Red Spot storm.
"Gecko Gripper" Tech to Clean Up Space Junk
Researchers are figuring out how to use a nature-inspired "gecko gripper" technology to solve the mounting problem of space debris.
Astronomy in Space with David Dickinson
NASA Eyes "Ice Giant" Missions in the 2030s
A recent NASA study outlines possible dedicated missions to the "ice giant" planets Uranus and Neptune that might leave Earth as early as 2030.
Astronomy in Space with David Dickinson
NASA Closes Out Its Asteroid Redirect Mission
Following the release of the 2018 budget, the space agency has ordered an “orderly closeout” for the Asteroid Redirect program.
Astronomy in Space with David Dickinson
China Launches Its First X-ray Observatory
China's Hard X-ray Modulation Telescope (HXMT) headed to orbit this past weekend.
Astronomy in Space with David Dickinson
Rosetta Finds Clues to Earth's “Xenon Paradox”
Xenon measured by the European Space Agency's Rosetta spacecraft has shed light on a long-standing mystery about the role comets played in Earth's formation.
Astronomy in Space with David Dickinson
KELT-9b: Hottest Hot Jupiter Exoplanet Yet
Astronomers announce the discovery of bloated gas giant KELT-9b, the hottest "hot Jupiter" exoplanet known orbiting a short-lived massive star.
New Clues on Fate of Schiaparelli Mars Lander
The European Space Agency has released its investigation into the crash of the Schiaparelli Mars lander in October 2016.
Astronomy in Space with David Dickinson
Juno: Surprises in First Science Results
From its dynamic atmosphere to its hidden depths, the Juno spacecraft has Jupiter as never before — surprising NASA scientists with unexpected complexity.