A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller, or dwarf, galaxy.
A massive comet traveling through the solar system is much larger than previously thought and could be a remnant of alien ...
In a surprising twist of fate, Ann Walter’s peaceful morning in ruralWest Texas turned into a remarkable encounter with a ...
Everything we see around us, from the ground beneath our feet to the most remote galaxies, is made of matter. For scientists, that has long posed a problem: According to physicists’ best current ...
The object was detected not through any light it emits but by the subtle way its gravity bends light around it, a phenomenon ...
More than two decades after it was first discovered, a mysterious ‘underwater city’ off the coast of Cuba is back in the ...
The stunning photos of the interstellar object, 3I/ATLAS, were taken by the European Space Agency's Mars orbiters last week.
NASA's Mars Perseverance rover has seemingly managed to snap images of interstellar object 3I/ATLAS as it made its flyby of ...