In 2017, astronomers discovered the interstellar visitor 'Oumuamua. In 2023, we reported the discovery of seven solar system ...

As New Year's Day dawns, the bells ring out from the steeples of old London town. The peals of celebration travel ...

What Is a Magnetosphere? A magnetosphere is the region surrounding a planet that is dominated by its magnetic field. While ...

Asteroids and comets reveal complex organic molecules which form in space and might have contributed to Earth’s early biology ...

📅 Today in History: In 2004, in a first of its kind mission, NASA’s Stardust probe successfully performed a close flyby of the comet Wild 2, collecting interstellar dust and other samples for ...

Organic molecules, the building blocks of life, have been discovered across space—from interstellar clouds to ... The anticipated Comet Tsuchinshan-ATLAS (C/2023 A3) has been visible in the ...

For two decades now, the iconic twin Voyager spacecraft have been quietly overturning everything we thought we knew about the ...

In 2017, NASA discovered and later confirmed the first interstellar object to enter ... with gas escaping from its surface. This "dark comet" has had astronomers scratching their heads ever ...

It looks at how streams of interstellar bodies might escape a solar system and how they would then move through the Milky Way. While it is always possible for a random asteroid or comet to have a ...

When I asked readers on social media for suggestions about the coolest things they’ve seen in spaceflight during the last 25 years, I received hundreds of suggestions. To the best of my knowledge, not ...

It wasn’t aliens, but interstellar object ‘Oumuamua may have been a new type of celestial body known as a “dark comet” In 2017, NASA discovered and later confirmed the first interstellar ...