Beyond the fact that this is the third known interstellar object to have entered our solar system, “we don’t know very much,” ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Sometimes, "the universe comes to us," writes the European Space Agency — the third time now since 2017. What is it and are ...

Each day, around 48.5 tons (44,000 kilograms) of ancient debris dating back to the creation of our solar system collide with ...

Scientists at JPL chose aerogel in the mid-1990s to enable the Stardust mission, with the idea that a porous surface could capture particles while flying on a probe behind a comet.

Vomit Comet “These measurements give us a look at how this enormous, icy world works,” said lead author Nathan Roth of American University and NASA Goddard Space Flight Center. “We’re seeing explosive ...

There are plenty of meteor showers that can be enjoyed from Earth every year, perhaps the most spectacular of all is the ...

China's Tianwen-2 probe has commenced its decade-long deep space mission, capturing a stunning image of Earth and the Moon ...

A new interstellar object has been spotted careening into the solar system at an extremely unusual, hyperbolic trajectory. If ...

On July 4, 1776, the Continental Congress adopted the Declaration of Independence, proclaiming that the United States was no ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of ...