Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

NASA wants to view the Big Bang with this behemoth, so it's saying goodbye to the James Webb Telescope. The new one redefines ...

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HWO will be the first space telescope built to find potentially habitable planets and analyze their atmospheres for signs of ...

The Vatican Observatory’s summer school, known as “Specola,” has already selected students for its next edition in June.

Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...

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

James Webb recently peered at an alien world that could harbor alien life. What impact would such a seismic discovery have on ...

This image of Mars taken by NASA shows a Martian crater in the shape of a heart. The University of Wyoming Harry C. Vaughan Planetarium will present “Hearts in the Sky,” a Valentine’s Day program at ...

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 ...

James Webb notices three tiny dots, but NASA cannot explain them. These dots are red and scientists have discovered more ...