SpaceX is planning to launch the second installment of its Starlink megaconstellation on Monday (Nov. 11), and astronomers are waiting to see — well, precisely what they will see.
Mercury will fly across the sun (from Earth's perspective) on Monday, and NASA has a whole lot of kids' materials ready for the occasion.
On Monday (Nov. 11), Mercury will move across the sun's face, and several missions will have their sights set on the rare event.
On Monday, students across the U.S. will use Mercury's transit to measure the distance between Earth and the sun.
The International Space Station will reach an interesting point in its history around the 20th anniversary of continuous human occupation due to the commercial crew program.
A new model of the whole Earth shows how the mantle and crust drive the movement of tectonic plates as well as the creation and destruction of supercontinents.
Sending scientific instruments to the edge of the heliosphere, or the sun's region of influence, is like going to the edge of the fish bowl.
In my long career as an assiduous amateur astronomer, I've seen other transits of Mercury, but one from November 1973 stands out.
Mathematicians have uncovered a big new piece of evidence for one of the most famous unproven ideas in mathematics, known as the twin prime conjecture.
A forthcoming virtual reality experience aims to bring more people into the International Space Station, in a way.
The brightest X-ray burst ever observed by NICER released as much energy in 20 seconds as our sun does in about 10 days.
India has launched just three planetary-science spacecraft, but the country is already eyeing a new destination: Venus.
It's a long way down as a rocket and its fairing part ways during a launch. An incredible video shows that journey for the nose cone SpaceX will reuse during its next Falcon 9 launch.
When Mercury passes in front of the sun on Monday, you'll need the right equipment to see it safely. But if you don't have that kind of astronomy gear handy, you can also watch it live online.
If you want to watch the Mercury transit on Monday (Nov. 11) but don't have the proper equipment, you can still find a viewing event near you. Here's how.
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