Astronomer using Hubble discovers "young stars that are spiraling into the center of a massive cluster of stars in the Small ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

The interstellar comet 3I/ATLAS has been found to contain water, marking a significant discovery in understanding cometary ...

Astronomers using Hubble and ground telescopes observed a two-phase coronal mass ejection from EK Draconis, a young Sun-like star.

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic ...

Interstellar object 3I/ATLAS baffles scientists with its unnatural acceleration and blue colour. Harvard's Avi Loeb suggests an 'alien engine' but NASA insists it's a comet.

As a joke, she labelled it LGM 1 for “Little Green Men”, but the astronomers working on it did not really believe they had discovered aliens. They were, however, concerned about the possibility that ...

A pair of new peer-reviewed scientific papers claim to have detected the presence of UFOs in photographs taken in the 1950s. Astronomer Beatriz Villarroel from the Nordic Institute for Theoretical ...

Our vantage point within the Milky Way means that, unlike views of distant galaxies, we experience a sky rich in complexity, with swirling dust and the faint glow of countless stellar remnants. For ...

Comet 3I/ATLAS, only the third known visitor from beyond our Solar System, has been brightening far more rapidly than ...

Harvard scientist Avi Loeb highlights anomalies with interstellar comet 3I/ATLAS, noting its significantly larger nucleus and faster speed compared to previous objects like 'Oumuamua and Borisov. Loeb ...

A massive comet known as 3I/ATLAS that was first discovered zooming across the solar system over the summer showed signs of ...