Hot on the heels of successfully snagging hunks of space rock in October, the scientists behind NASA's OSIRIS-REx mission are contemplating sending the spacecraft to study the asteroid Apophis.
Three years ago, two neutron stars collided in a cataclysmic crash, the first such merger ever observed directly. Naturally, scientists kept their eye on it — and now, something strange is happening.
The collapse of the iconic radio telescope at the Arecibo Observatory in Puerto Rico last month has left astronomers with a host of questions about what went wrong and what comes next.
The White House has laid out a plan for overhauling the federal government's planetary-protection rules, which work to prevent contamination between Earth and other potentially habitable worlds.
If you're feeling lonely, take solace in remembering that there are countless tiny living things floating tens of thousands of feet above your head.
The joint U.S.-European Solar Orbiter spacecraft had an appointment with Venus this morning, the first in a series of planetary flybys to hone the probe's orbit on its journey to the sun.
Google treated internet searchers around the world to a pair of animated doodles celebrating the "great conjunction" of Jupiter and Saturn and the solstice on Dec. 21.
President Trump's February budget request included a surprise for planetary scientists: a new mission dubbed Mars Ice Mapper, the details of which are still beginning to surface.
The Solar Orbiter spacecraft will tackle an important milestone as its operators and scientists on Earth mark the holiday season.
Blue Origin's future New Glenn rocket will join NASA's fleet of commercial launch vehicles for flights in the mid-2020s, the agency and company have announced.
SpaceX called off the planned launch of a Falcon 9 rocket carrying a classified spy satellite for the U.S. National Reconnaissance Office due to high pressure in the second-stage booster.
Scientists may have detected radio emissions from a planet orbiting a star beyond our sun for the first time.
Japanese scientists have gotten their first look inside the capsule container of the Hayabusa2 spacecraft, and even the first glance is promising.
This year's only total solar eclipse will cross South America on Monday, and you can watch the spectacle unfold online thanks to a host of webcasts — no special glasses needed.
Just two weeks after the sun produced its first medium-size flare of the new solar cycle, scientists offered an update on what the newest sun-studying spacecraft has been up to.
For as long as NASA has been aiming for a 2024 moon landing, it has touted that this time, unlike during the Apollo program, a woman will step on the lunar surface.
Japanese scientists are thrilled to finally have asteroid samples arrive Monday (Dec. 7) after a long flight from Australia — and a much longer journey through the solar system.
In a year full of terrible new sorrows and burdens, the collapse of Arecibo Observatory's iconic radio telescope feels like a particularly brutal loss to Puerto Ricans.
It took 17 seconds for Arecibo's massive radio telescope to crumble. It will take much longer for the dust to settle.
Arecibo Observatory's massive radio telescope has collapsed; with it has gone a crucial tool in understanding asteroid risks to Earth — and it would take a serious government initiative to replace.
After two cable failures in the span of four months, Puerto Rico's most venerable astronomy facility has collapsed in an uncontrolled structural failure.