SUNSET: 
Close Encounters in the Milky Way — and What They Mean for Planets
New research shows stellar flybys are common in our galaxy’s crowded center. That could have both good and bad (but mostly bad) effects on growing planets.
Explore the Night with Bob King
Anticipation Grows for Comets NEOWISE and Lemmon
Two comets spark excitement for the coming week — NEOWISE might reach naked-eye visibility at dawn, while Lemmon will be visible in binoculars at dusk.
July 2020: Welcome Jupiter & Saturn
July's 11-minute Sky Tour astronomy podcast describes what to see in the summer sky in a casual, engaging way that your whole family can enjoy.
Venus Passes in Front of the Solar Corona (VIDEO)
Two astronomers captured the silhouette of Venus as it passed in front of the solar corona.
Saving Dark Skies - How to Help
Photographers “Capture the Dark” with Stunning Images of the Night
Stunning images of the night remind us why we need to protect dark skies. See the photos that won the International Dark-sky Association's contest.
NASA to Use Pulsar Navigation for Deep Space Missions
NICER and SEXTANT demonstrate XNAV pulsar navigation system that may be used on Artemis.
The Black Hole Files with Camille Carlisle
Black Hole Collision May Have Caused Burst of Light
Astronomers think they’ve detected a flash created by the merger of two black holes.
New Evidence for Nanoflares?
Astronomers have spotted weak bursts of low-frequency radio emission coming from all over the Sun.
The Black Hole Files with Camille Carlisle
Gravitational Wave Detectors Find Mystery “Mass Gap” Object
Astronomers have caught a black hole colliding with a mysterious companion that might be either one of the most massive neutron stars or the smallest black hole ever detected.
Three Nearby Exoplanets to Explore
A trio of nearby exoplanets make tempting new targets for next-gen telescopes.
Exploring Links Between Nearby Asteroids
In preparation for the launch of Destiny+, a new study reveals that two near-Earth asteroids may share the same parent.
First All-sky Map from eRosita
The first all-sky X-ray map to be released in 30 years reveals new wonders of the hot and energetic universe.
Astronomers Discover a Newborn Magnetar and a New Cosmic Beat
This week, astronomers announce a newborn magnetar and a fast radio burst that's bursting to a beat.
Watch the Moon Pair Up with Venus on June 19th
Two crescents — the Moon and Venus — meet in the sky in the wee hours of June 19th.
Nights of Noctilucent Clouds
Noctilucent clouds shimmer high in the sky during summer twilight at northerly latitudes.
Astronomers Discover Huge Circular Arc Near the Big Dipper
The 30-degree circular arc is likely a shock front expanding from a star that exploded some 100,000 years ago.
The 10 Million-Degree Gas Around the Milky Way
New observations show ultra-hot gas around the Milky Way. Stellar explosions may have driven this gas out of our galaxy.
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.
The Black Hole Files with Camille Carlisle
Black Holes Grow by Gas, Not Mergers, Most of Their Lives
Calculations suggest how black holes have amassed mass and predict what the black holes’ spins should be if this picture is correct.
