Tianwen 1 has spotted the solar system's latest interstellar intruder from Mars orbit. China's Tianwen 1 Mars orbiter has ...

New photos show that the recently discovered comet C/2025 K1 (ATLAS) developed a surprising golden glow after reaching its ...

ANDOVER, Mass. (AP) — ANDOVER, Mass. (AP) — Mercury Systems Inc. (MRCY) on Tuesday reported a loss of $12.5 million in its fiscal first quarter. On a per-share basis, the Andover, Massachusetts-based ...

Usually, sunlight makes cometary gases glow green from diatomic carbon (C2) or blue from ionized carbon monoxide (CO+). With ...

A trio of meteor showers sends flashes of light across our skies this month, and the first week will feature the largest and brightest Full Moon of 2025.

Look tonight, before trick or treating, just after sunset toward the west-southwest horizon to attempt to spy faint Mercury ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Other than being a ‘Trojan Horse’ alien spaceship set to release probes to study our planet, or crashing into Earth, neither ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

The Orionids — one of two major meteor showers caused by remnants from Halley’s comet — will peak with the arrival of a new moon, providing an excellent opportunity to see shooting stars without ...

Phoenix Mercury forward Alyssa Thomas played well on both ends of the floor this season, and it led to her making the WNBA All-Defensive First Team for the third time in her career. Overall, this is ...