Latest articles by Stefanie Waldek
Astronomers discovered something strange about 'potentially hazardous' asteroid Phaethon
The asteroid Phaethon's rotational period is decreasing, which is rare for space rocks.
See the moon and Saturn close together in the night sky tonight (Oct. 5)
Across the United States, the moon and Saturn will appear to be close neighbors for a good portion of the night.
Newborn volcanic island spotted from space (satellite photo)
The NASA-USGS Landsat 9 satellite spotted an eruption at the Home Reef seamount in the Tonga Islands that produced a small island.
Scientists need your help to confirm Jupiter-like exoplanets
Amateur astronomers can help verify discoveries by NASA's Transiting Exoplanet Survey Satellite.
NASA's flying telescope is coming to the end of its mission but leaves a strong science legacy
Since 2014, SOFIA has been cruising through the night skies around the world, looking at the cosmos, but that mission ends this week.
NASA's DART spacecraft will crash into an asteroid tonight in historic planetary defense test
On Monday (Sept. 26) at 7:14 p.m. EDT (2314 GMT), if all goes well, DART will crash into Dimorphos in an attempt to alter the moonlet's trajectory.
Mysterious blue blobs a new type of star system created by a galactic 'belly flop'
The blobs are irregular groups of young blue stars thought to have formed in a galactic collision that scientists liken to a belly flop.
NASA will crash a spacecraft into an asteroid on Sept. 26 and you can watch it through telescopes online for free
The Virtual Telescope Project will attempt to show DART's impact through its network of ground-based telescopes.
Alien worlds could be discovered by hunting for debris orbiting them
You have to look for the clues that the protoplanet exists, not for the protoplanet itself.
China Mars mission data offers evidence for ancient ocean
Evidence collected by the Tianwen 1 orbiter and Zhurong rover supports the possible existence of an ancient ocean in the Utopia Planitia region of Mars.
Astronauts could use Mars soil for 3D-printing on the Red Planet
Making things for Mars astronauts on-planet would be a boon for future human missions.
NASA's asteroid-slamming DART spacecraft catches 1st look at target (photo)
Using its DRACO camera, DART has imaged the asteroid Didymos and its moonlet Dimorphos.
NASA spacecraft hopes to catch a solar flare as it zips past the sun
This is the spacecraft's 13th close approach to the sun, but its first in a new era of solar activity.
NASA's Perseverance Mars rover has made oxygen 7 times in exploration milestone
Think of the MOXIE instrument as a small tree, breathing carbon dioxide in and oxygen out.
Asteroid hunters worry megaconstellations might interfere with planetary defense
A recent survey of planetary defense experts reveals concern about the growing number of artificial satellites in low Earth orbit.
Why we're always so entranced by the moon
For practically all of human existence, we've been fascinated by our closest celestial neighbor, incorporating it into myth, fantasy and scientific research.
NASA's asteroid-deflecting test mission is just 1 month away from impact
A robotic spacecraft will crash into the asteroid Dimorphos in an attempt to alter its trajectory.
NASA really wants to probe Uranus and could start planning next year
Dr. Lori Glaze of NASA's Planetary Science Division offered updates about the potential mission at a virtual town hall.
No, NASA's massive Saturn V rocket didn't melt concrete with sound or set fires a mile away
Researchers used computer models to estimate the rocket's acoustic levels, determining they were not high enough to cause such damage.
Jupiter's auroras look radiant in new James Webb Space Telescope images
Impressive infrared images of Jupiter's auroras were processed by citizen scientist Judy Schmidt.
Artemis 1 will carry a space weather cubesat to study solar wind
Scientists hope CuSP will pave the way for a network of weather stations in interplanetary space.
Photobombing exoplanets might thwart search for extraterrestrial life
Exoplanet images might be contaminated by the light from their neighbors, a new study suggests, but scientists are learning how to remove the effects of these photobombers.
Artemis 1 will carry tiny Japanese lunar lander to the moon
The OMOTENASHI mission is the only secondary payload on Artemis 1 that will have a controlled landing on the surface of the moon.
