The Moon's origin has been debated for hundreds of years. Without it, Earth's climate would be unstable and there would be no tides.
The IFLScience blog described it as a “great swooping space angel."
Webb’s extremely stable and precise image quality also permits these very faint rings to be detected so close to Neptune.
The bizarre behavior was identified in the Aguas Zarcas meteor that fell to Earth three years ago.
"We identified a needle in a haystack."
The AI-powered machines will be boldy sent to places where no one has gone before.
Researchers tested the ‘life in the clouds’ hypothesis that astronomers have speculated about for decades.
"Something weird is going on, possibly involving brand new physics.”
Musk, Bezos and Branson's rockets are likely to produce emissions that are hazardous to human health.
In a humorous online post, the rover commented: “Making some accidental zen art as I drive. Mars may be desolate, but it has a certain charm.”