"We estimated an outflow from the comet's nucleus of about two tons per second, equivalent to approximately 70 Olympic ...

Harvard astrophysicist Avi Loeb urges caution regarding a series of unexplained deaths and disappearances among US scientists ...

An assessment published this week on the isotopic composition of interstellar comet 3I/ATLAS suggests an intriguing possibility: The comet may be between 10 and 12 billion years old, making it roughly ...

Add Futurism (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Deuterium, a stable and ...

The interstellar comet 3I/ATLAS contains water and carbon molecules at levels never before seen in our solar system. This suggests that it formed around an alien star radically different from and much ...

Welcome to this edition of The Intelligence Brief… This week, authorities in Albuquerque continue searching for clues in the mysterious disappearance of retired U.S. Air Force Major General William ...

Comet 3I/Atlas is now heading out of the solar system and into interstellar space, but scientists are still analyzing the data it left behind as it passed through our cosmic neighborhood. A new study, ...

Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...

Comet 3I/ATLAS continues to make astonishing headlines, thanks to new findings from astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA). This new research reveals that 3I/ATLAS ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. A newly released image from the European Space Agency’s Jupiter Icy Moons Explorer (Juice) has offered a detailed look at ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per hour during its closest approach to the sun. The rare interstellar guest to ...

Interstellar visitor comet 3I/Atlas may have bid farewell to Earth, but spacecraft traveling through the solar system kept a close watch on the mysterious traveler. The European Space Agency’s (ESA) ...