Mars’s moons don’t get much credit. But they’re small, lifeless, and weird little things. Here’s everything you should know about them.
Why do satellites (人造卫星) not fall? How are scientists preparing for landing on the moon? Join us if your kids (小孩) are interested in these and other things about space! We have five online classes about spaceships, Mars, International Space Station, and a lot more. All classes are...
Earth has only one natural satellite, which we generally refer to as ‘the moon’. Here’s a fun fact: All naturalsatellites(moons) of other planets have been given proper names, but ournatural satellite is simply called the moon. The moon, just like any other natural satellite, revolves ...
Image courtesy NASA Down on the ground, satellites can look very similar -- shiny boxes or cylinders adorned with solar-panel wings. But out in space, these gawky machines behave quite differently depending on their flight path, altitude and orientation. As a result, classifying satellites can ...
was appropriately named after the king of the Roman pantheon. It is only befitting that such a planet has many, many moons orbiting it. Given the discovery process, and how long it has taken us, it would not be surprising if there are more satellites around Jupiter just waiting to be dis...
have sent some 2,500 satellites into space [source:National Geographic]. Some of these man-made objects, such as the International Space Station, are massive. Others might fit comfortably in your kitchen breadbox. We see and recognize their use in weather reports, television transmission by DIRE...
In the years following Sputnik and Explorer 1, satellites grew larger and more complicated. Consider TerreStar-1, a commercial satellite designed to provide mobile voice and data communications in North America to smartphone-size handsets. Launched in 2009, TerreStar-1 weighed in at 15,233 pounds ...
moons that are believed to have formed from a massive debris field that once orbited it, it also has countless smaller satellites that were captured by its gravitational field over the course of billions of years. One can only imagine how many more remain to be found orbiting the ringed ...
I'm a pro astronomer and have been skywatching for over 25 years. These are the best Black Friday telescope deals I've seen so far See more latest ► Most Popular SpaceX lofts 24 Starlink satellites in midnight launch from Florida (video) I wish I waited to buy my Lego NASA Space ...
SpaceX Launches Twin NASA Probes to Track Earth’s Water (and Satellites Hitch a Ride) New NASA Satellite Tool Watches Ice Flow in Near Real Time As that ice melts — whether the water becomes a part of the ocean or seeps into the soil — it changes how mass is distributed on our...