On March 5, wave hello to the most infamous asteroid that won't slam into Earth in 2029. Scientists sure will.
After a nail-biting 27 minutes, the United Arab Emirates' (UAE) first-ever interplanetary mission has successfully reached orbit around Mars.
Tackling the climate crisis is one of President Joe Biden's top priorities, and NASA has created a new role to match.
An ongoing investigation of the December collapse of the iconic radio telescope at Arecibo Observatory in Puerto Rico offers early evidence a manufacturing issue may have contributed to the failure.
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.
Scientists may have detected radio emissions from a planet orbiting a star beyond our sun for the first time.
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.
The National Science Foundation (NSF) will decommission Arecibo Observatory's massive radio dish after damage has made the facility too dangerous to repair, the agency announced today (Nov. 19).
SpaceX CEO Elon Musk has announced that he has received mixed results from tests meant to diagnose infections of the novel coronavirus.
The famed Arecibo Observatory in Puerto Rico has suffered another major blow in a difficult year that has seen two snapped cables damage the fragile dish.
Scientists think they have identified a lava world so dramatic that it might boast a thin regional atmosphere of vaporized rock where it is closest to its star.
As soon as he saw the data, Paul Chodas knew something was strange about the near-Earth object that had been designated 2020 SO.
Three astronauts made a record-setting jaunt to the International Space Station, and another astronaut already in orbit caught stunning photos of the launch.
We're officially nine months into solar cycle 25, scientists have confirmed, and it will likely look much like its predecessor, which ran from 2008 to 2019.
A spectacular new set of images of our sun shows its popcorn-like magnetic field structure in all its glory.
A long-retired NASA satellite burned up in Earth's atmosphere over the weekend, the agency has confirmed.
California is on fire, with more than 360 individual blazes scorching across the state. Unsurprisingly, the effects are visible from space.
For a few months in 2018, as NASA's Dawn spacecraft used up its last drops of fuel, it gave scientists an incredibly detailed look at one of the strangest places in the solar system: Occator Crater.
Early Mars may not have been quite the warm, wet paradise scientists have hoped for — not if the valleys scarring its surface work the same way as their counterparts here on Earth do.