space
Neptune’s Smallest Moon Finally Has a Name: Hippocamp

Introducing Hippocamp – the smallest of Neptune’s seven inner moons. The recently discovered moon likely formed from a collision with another moon billions of years ago. Read More >>

space
Enormous Stream of Stars Discovered in Southern Sky

Scientists have discovered a nearby “stellar stream” containing thousands of stars spanning the southern sky. They made the discovery thanks to the recent release of data from the Gaia sky survey. Read More >>

space
Japanese Spacecraft to Shoot Bullet at Asteroid This Week

The spacecraft Hayabusa2's first touchdown onto the asteroid Ryugu is scheduled for this week. If successful, the craft will shoot a bullet into the rock in order to capture samples to bring back to Earth. Read More >>

science
It Looks Like There’s a Second, Bigger Impact Crater Under Greenland’s Ice

Scientists have spotted a potential asteroid crater in Greenland just 114 miles away from another one announced a few months ago. But the newest crater is even larger—it would be the 22nd largest on Earth. Read More >>

space
New NASA Mission Will Look Back at Billions of Years of Cosmic History

A newly approved NASA mission, called SPHEREx, will use a space-based observatory to study the early conditions of the Universe and hunt for the celestial ingredients required for life. Read More >>

space
It’s Official: NASA Says Mars Rover Opportunity Is Dead

NASA declared at a press conference today that its Opportunity rover is officially no longer functional, marking the end of an era while celebrating the wildly successful Mars Exploration Rover mission. Read More >>

space
Whoa, Uranus Looks Messed Up Right Now

The appearance of a massive white cap on Uranus may seem alarming, but as planetary scientists are learning, this is what a prolonged summer looks like on the remote ice giant. Read More >>

space
First Images from New Night-Sky Camera Show Gorgeous View of Andromeda Galaxy 

A new sky survey project has released its first round of incredible data, results, and images, including this amazing new view of our neighbouring Andromeda galaxy. Read More >>

space
Fireball Over Cuba Exploded With the Force of 1,400 Tonnes of TNT, NASA Says

Last week, local media reports indicated that a meteorite hit the Cuban town of Viñales after soaring across the Florida Keys, with residents reporting hearing a massive sonic boom as well as seeing a trail in the sky. The event was apparently picked up by the National Weather Service Key West’s radar some 26,000 feet off the ground, as well as caught on film by locals and a webcam in Ft. Myer connected to EarthCam. Read More >>

space
New Star Map Reveals the Milky Way Is Warped

A new analysis of pulsing stars has revealed the Milky Way’s twisted shape. Read More >>

space
Astronomers Accidentally Discover a Hidden Galaxy Right Next Door

While inspecting a known globular cluster, a team of astronomers began to notice that some of its stars didn’t seem to belong. Investigating further, they realised the anomalous stars were part of a nearby galaxy—one previously unknown to us. Read More >>

science
What’s the Worst Planet?

The best planet is Earth, objectively, and I only say that because I live there. Other than Earth, you might find fans of Jupiter, Mars, and even Mercury. But what about planets that absolutely stink? Are there planets which aren’t and will never be habitable, have absolutely nothing interesting to study, or just induce ire for no discernible reason? Read More >>

space
Amateur Astronomy Equipment May Have Spotted Tiny Object Beyond Neptune

Japanese astronomers spotted evidence of tiny Kuiper Belt object at the outer edge of the Solar System using a pair of telescopes you could buy online, according to a new paper. Read More >>

space
New Horizons Transmits Incredibly Clear Picture of MU69

If you’re anything like me, you were probably a little disappointed when you saw the first pictures of Kuiper belt object MU69. Sure, we could make out a snowman-like shape, but it also looked like something shot with a smartphone from a moving car. Read More >>

space
Is the Elusive ‘Planet Nine’ Actually a Massive Ring of Debris in the Outer Solar System?

The odd orbital arrangements of objects beyond Neptune have led scientists to speculate about the existence of a so-called Planet Nine – a hypothetical large planet in the outer reaches of the Solar System. New research suggests a planet isn’t required to achieve the anomalous orbits, and that a massive ring of debris is a more plausible explanation. Critics of the proposed disk say more evidence is needed. Read More >>