Half-ton OGO 1 Spacecraft Set to Reenter
NASA's Orbiting Geophysical Observatory 1, a bus-sized relic of the early Space Age, is set to reenter in the coming week.
Winds and Tides Drive Sea Waves on Titan
Sunlight glittering off rough patches of sea on Saturn’s largest moon indicates ever-changing waves.
Potential New Targets for Japan's Hayabusa 2 Mission
The Hayabusa 2 team has laid out a proposal for an extended mission to one of two asteroids after the spacecraft's sample return this December.
Three Missions Head for Mars
The summer of 2020 will see three spacecraft launch toward the Red Planet, each one with distinct objectives.
China Launches Tianwen 1 Mars Mission
China launches its first Marsbound mission, Tianwen 1, which carries an ambitious orbiter, lander, and rover package.
United Arab Emirates Launches Mars Hope Orbiter
United Arab Emirates joins the "planetary space club" with an ambitious mission to Mars.
New Launch Date for James Webb Space Telescope
NASA has delayed its beleaguered James Webb Space Telescope to October 2021, in part due to the COVID-19 pandemic.
NASA to Use Pulsar Navigation for Deep Space Missions
NICER and SEXTANT demonstrate XNAV pulsar navigation system that may be used on Artemis.
New Horizons' "Alien View" from the Outer Solar System
NASA's New Horizons mission deep in the Kuiper Belt has measured the parallax to two nearby stars with the help of Earth-based observers.
Mars "Mole" Is in the Ground (Again)
After months of careful work, NASA's Insight mission has its mole burrowed in the Martian soil.
Astronomy in Space with David Dickinson
NASA, SpaceX Launch Historic Mission to International Space Station
Crewed spaceflight returns to U.S. soil, with the successful launch of Crew Dragon Demo 2.
Details of SpaceX's Starlink "VisorSat" Revealed
SpaceX has revealed new details on its plans to darken the Starlink satellites.
Ryugu May Have Skirted Close to the Sun
Observations by the Japanese Hayabusa 2 spacecraft show subtle color differences, indicating something has reddened the asteroid’s surface.
Celebrating 30 Years: The Universe Through Hubble's Eye
Amateurs celebrate the venerable space telescope’s 30th anniversary with a look at some of its most mesmerizing images.
BepiColombo's Flyby Past Earth
BepiColombo, the joint ESA/JAXA Mercury-bound mission, will swing by the Earth on Friday.
Starlink and the Astronomers: An Update
As Starlink satellites continue to enter low-Earth orbit — there are 360 of them now — SpaceX is working to mitigate the serious problems they pose for astronomy.
Astronomy in Space with David Dickinson
Sunrise CubeSats Will Study Giant Solar Storms
NASA has selected a unique new mission to study the Sun, targeting a 2023 launch date.
Astronomy in Space with David Dickinson
European ExoMars Mission Delayed to 2022
The European and Roscosmos space agencies have postponed the launch of their Kazachok lander and Rosalind Franklin rover to 2022.
What Lies Beneath the Moon's Farside?
The Chang’e 4 mission made the first-ever landing on the farside of the Moon last year — now it’s providing a look at what lies below its surface.
NASA’s Insight Detects Many Marsquakes on the Red Planet
Persistent tremors on Mars suggest the planet’s interior is cooling and hint that there might be a pocket of magma beneath the surface.