NASA ISS livestream switches to a signal-loss slate after a bright object crosses the frame, sparking UFO questions online as NASA cites routine automated handoffs.

A NASA ISS livestream sparks debate after bright lights appear before a brief signal loss, with experts saying the sighting was likely routine Earth lighting.

Viral NASA SkyCam footage showing a triangular object with 'red exhausts' has fueled UFO debate. The clip continues to ...

New information has been made public on the mysterious interstellar 3I/Atlas, which some believe is a comet and others fear ...

Since being confirmed as an interstellar object in early June, scientists have been using the world's best telescopes to ...

Since being confirmed as an interstellar object in early June, scientists have been using the world's best telescopes to ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

New police logs contradict an official UFO dismissal after a U.K. helicopter crew reported an emergency dive to avoid a ...

Harvard astronomer Avi Loeb bets $1000 against skeptic Michael Shermer that humanity will confirm alien technology by 2030.

Is the viral 3I/Atlas leaked photo real or fake? A clear fact check on its origin, what NASA data show, why basic optics say no, and how social media fueled the debate.

The object is baffling scientists after it passed the sun, but did not appear to break up like a comet should, prompting some ...

The US Congress has seen testimonies from "UFO witnesses" this year, with more evidence than ever suggesting alien ...