A mysterious interstellar visitor sparks fears of alien contact as Baba Vanga's prophecy predicts a colossal spacecraft in 2026.

NASA spent roughly a billion dollars to send a car‑sized robot into the Sun’s atmosphere, and to get there it had to ...

Neptune was supposed to be the quiet, distant ice giant, a cold blue marble barely warmed by the Sun. Instead, the James Webb Space Telescope has just turned it into one of the strangest, most ...

They could be absolutely enormous. The post Scientists Intrigued by Possible Hollow Structures Under Surface of Venus ...

A vast underground tunnel known as a lava tube, formed from ancient volcanic activity, was recently discovered lurking beneath Venus.

According to a study by researchers at the University of Trento, radar data point to what looks like an enormous lava tube in the Nyx Mons region of Venus. The study, recently published in a ...

NASA's Magellan orbiter launched from Florida in 1989 helped scientists discover a vast underground lava tube on Venus in a ...

By Will Dunham WASHINGTON, Feb 9 (Reuters) - A fresh examination of radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s indicates the presence of a large underground cavity ...

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering ...

In 2021, a curious discovery pushed penguins into an unexpected corner of science. Researchers studying chemical signatures linked to the search for extraterrestrial life found traces of phosphine in ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...