New radio observations of the star HW2 show one of the fastest growth rates ever recorded, shedding light on how massive stars form from swirling gas disks.
Space weather and cyberattacks can cause similar disruption to our civilization's indispensable technology systems. Telling one from the other swiftly and reliably can make billions of dollars' worth of difference.
NASA's Perseverance Mars rover made skywatching history in March, becoming the first robot to witness auroras from the surface of another planet.
New calculations suggest that the universe's most enduring celestial objects, such as white dwarf stars, are decaying faster than previously thought.
We now know why Intuitive Machine's Athena moon lander fell on its side shortly after touching down on March 6.
A fresh look at Venus' geology suggests that the Venus' crust may be far thinner than once believed.
The White House's 2026 budget request axes NASA's long-held plan to bring Mars samples to Earth for analysis. Here's why that cancellation would be a mistake.
NASA astronaut Nichole Ayers, an Expedition 73 crew member aboard the International Space Station, photographed the "Flower" full moon in May 2025.
Data from NASA's GRAIL mission reveals evidence of ancient volcanic heat still influencing the moon's internal structure.
The James Webb Space Telescope has peered into the atmosphere of Saturn's largest moon Titan, capturing the first evidence of cloud formation in the moon's northern hemisphere.
