A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Scientists found an intriguing world in our galaxy.

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

Known as Sgr A* – pronounced “Sagittarius A star” – the supermassive black hole is four million times the mass of the sun and is known to exhibit flares that can be observed in multiple wavelengths, ...

A team of scientists including the University of Toronto's Bart Ripperda and Braden Gail - assistant professor and graduate student, respectively, at ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...

Avi Loeb shares the story of how a Tesla Roadster had some astronomers convinced for a time that they had discovered a new ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Night-sky tourism, or "noctourism," is set to be a major travel driver this coming year, Booking.com predicts. Why it matters ...

Mars, Venus, Jupiter, Saturn, Uranus and Neptune will appear together in a row throughout the start of February – although Neptune and Uranus will only be visible with binoculars or a telescope.