Interstellar Comet 3I/ATLAS puzzles scientists with a sunward anti-tail and wobbling jets, revealing secrets of alien solar ...

From Jupiter at its bright opposition to a slew of close planetary pairings, meteor showers and spectacular eclipses, here's ...

This year NASA unveiled new discoveries beyond our solar system, the count has surpassed 6,000, with several thousands more ...

A.M. EST on Jan. 1, 2019 New Horizons made its closest approach to 2014 MU69, now named Arrokoth (though at the time, it had ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

The James Webb Space Telescope has been helping scientists explore the cosmos for years now, but there are still plenty of ...

Harvard's Avi Loeb warns that interstellar comet 3I/ATLAS defies standard physics, raising the stakes for planetary defence ...

The order from the U.S. Court of Appeals for the Ninth Circuit is a win for Mr. Newsom, a Democrat, who has vigorously ...

As space scales into daily infrastructure, which moments in 2026 will still feel new -and which will quietly change ...

Scientists atop Mauna Kea on the Island of Hawai’i and across the Hawaiian chain are turning their telescopes skyward Friday night as a fast-moving object known as Comet 3I/ATLAS that has come from ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a ...

New observations of 3I/ATLAS provide real data that scientists are using to evaluate asteroid behavior ahead of Apophis’ 2029 ...