SUNSET: 
Space Missions to Watch in 2019
Multiple trips to the Moon, physics satellites, and Europe's long-awaited exoplanet explorer are among the space missions on tap for 2019.
Osiris-REX Arrives at Asteroid Bennu
NASA's ambitious Osiris-REX mission will now spend the next couple years surveying Bennu before attempting to return a sample to Earth.
Insight Lander Touches Down on Mars
After a safe landing, NASA's first dedicated geophysical mission to Mars will spend the next two years studying the deep interior of the Red Planet.
Astronomy in Space with David Dickinson
Dusk for Dawn: NASA's Groundbreaking Mission Comes to an End
After 11 Years, NASA's Dawn mission to explore Vesta and Ceres is about to come to an end.
Astronomy in Space with David Dickinson
The Kepler Space Telescope Comes to an End
NASA's planet-hunting telescope has run out of fuel after a nine-year mission that found more than 2,600 planets orbiting other stars along with thousands more worlds yet to be confirmed.
Touchdown: Hayabusa 2 Deploys Rovers to Explore Ryugu
The Japanese Hayabusa 2 spacecraft dispatched the first of a set of smaller missions that will explore asteroid 162173 Ryugu.
Dawn Probes Role of Cryovolcanism on Ceres
A recent analysis of data from NASA's Dawn spacecraft reveals the role of cryovolcanism past — and likely present — on the giant asteroid Ceres.
NASA's Cassini Sees Saturn's Towering Polar Hexagon
Cassini's legacy sheds more light on the strange mystery of Saturn's northern polar hexagon.
Osiris-REX's First Views of Asteroid Bennu
NASA's Osiris-REX asteroid sample return mission spies target Bennu for the first time. Now the spacecraft is setting up for its close approach in December.
NASA's Parker Solar Probe Launches to "Touch the Sun"
The unique Parker Solar Probe launched on Sunday, August 12th, set to fly faster and come closer to the Sun than any spacecraft before it.
HaloSat: A Small Satellite for a Big Question
HaloSat, a mini-satellite recently deployed from the International Space Station, is on the hunt for the universe's missing matter.
Planet-Protection Policies: Due For Revision?
A new National Academies study assesses NASA's efforts to protect neighboring worlds from contamination and recommends ways the space agency could do a better job.
Nautilus Expedition Recovers Possible Seafloor Meteorites
The expedition off the coast of Washington state performs a first, recovering meteorite fragments from a documented fall.
Hayabusa 2: Welcome to Ryugu
We got a peek at a new worldlet in the inner solar system this week, as the Japanese Aerospace Agency's (JAXA) Hayabusa-2 gave us our first good looks at the tiny asteroid 162173 Ryugu.
NASA's Dawn Probe Reaches Its Low, Final Orbit
NASA's Dawn spacecraft has entered a new and final orbit that will take it less than 30 miles above the surface of asteroid Ceres.
Apollo Astronauts Warmed the Moon
A new study sheds light on an old mystery surrounding anomalous readings from the Apollo landing sites.
Curiosity Rover is Drilling Again
An innovative technique has allowed NASA's Curiosity Rover to resume drilling Martian rocks. But the partially successful test shows that more work remains to be done.
Radio Experiment Launches With China's Moon Orbiter
A Dutch radio astronomy experiment hitched a ride today with China's relay satellite for the upcoming Chang'e 4 mission.
Antares Launch to Light Up Sunday Morning Sky
The Cygnus OA-9 mission launching from Wallops Island early Sunday morning could put on quite a show along the East Coast.
Helicopter to Hitch a Ride with Mars 2020 Rover
A small helicopter will be the first mission to fly through the skies of Mars.
