Sharmila Kuthunur

Our leading model of the universe assumes dark energy to be constant across the universe and throughout time. Emerging evidence suggests that may not be the case.

Wide-open spaces of the western U.S. may partly explain the region’s higher UAP sightings, according to a new study.

Scientists are puzzled by thousands of white rocks scattered across the Jezero Crater on Mars.

The Solar and Heliospheric Observatory just hit a milestone with its 5,000th comet detection.

Scientists shared preliminary results from Lucy's encounter with Dinkinesh and Selam late last year.

Some of the building blocks of life are surprisingly stable in Venus-like conditions, according to a new lab experiment.

Satellite images taken daily for one year shows a stunning glimpse of what the change of seasons looked like from space.

Satellites looked down upon the aftermath of a deadly bridge collapse in Baltimore, Maryland that occurred after a massive cargo ship struck one of the bridge's pillars.

The Euclid "dark universe" probe's vision has been restored, after an experimental campaign succeeded in evaporating water ice from the telescope's mirrors.

Euclid's mission team is trying to de-ice the telescope’s mirrors after water ice begins impacting its vision.

The Indian Space Research Organisation's historic Chandrayaan-3 moon lander managed to keep moon dust off its cameras thanks to a special engine setup.

Solar sails are well suited for life-hunting missions to icy, ocean-harboring moons like Europa and Enceladus, a new study suggests.

A time-changing jet in Jupiter's atmosphere may finally shed light onto the gas giant’s mysterious dynamo.

Near-Earth asteroid Apophis will not collide with another space rock until its close approach to Earth in 2029, a new analysis finds.

MethaneSAT, which launched March 4 on SpaceX's Transporter-10 rideshare mission, will monitor hotspots of methane, a potent greenhouse gas.

Early last week, ISRO successfully completed the final test to qualify its Gaganyaan rocket engine, approving it to be capable of safely ferrying astronauts to space.

A newfound exoplanet system with six sub-Neptunes has piqued the interest of scientists who seek extraterrestrial life.

NASA's OSIRIS-APEX probe is back online after a two-month hiatus to protect itself during a close approach to the sun as it makes its way to potentially dangerous asteroid Apophis.

Two will be named after sea gods and nymphs and the other will be named for a Shakespearean character.

Intuitive Machines' Odysseus probe will attempt a historic landing near the moon's south pole this evening (Feb. 22), and you can watch the action live.

A renovated Chinese underground lab has expanded the search for dark matter, offering new promise for the detection of this abundant yet elusive substance.

China's Chang'e-5 moon samples are giving scientists new insights into the history of our moon.

A team of researchers has grown chickpeas in simulated moondust for the first time.

A newly imaged star cluster is birthing groups of three, four and five stars, confirming the prevailing wisdom that the universe forms its stars in multiples.

In the spring of 2024, NASA plans to launch a spacecraft to capture minuscule dust particles streaming into our solar system from interstellar space.