He talked about how really only a few places on Earth (Europe, the US, parts of India and East Asia, etc.) are truly blanketed with good internet, and how this would be a game-changer for many other parts of the world, especially the most remote. All you’d need to make it work...
NEW YORK (AP) — The spotting of ocean debris by satellites during the search for the lost Malaysian airliner has drawn attention to those orbiting platforms. A primer on what’s in orbit, with help from Nicholas Johnson, who retired Thursday as NASA’s chief scientist for orbital debris: ...
After orbiting Earth for six months,the three members of China's Shenzhou XⅢ mission returned to Earth safely on April 16 th,2022, (1) concluding(conclude) the nation's longest manned spaceflight. During their stay in the space station,the crew preformed two spacewalks and co...
Like other species, we are the products of millions of years of adaptation. Now we're taking matters into our own hands.
Fall device and fall how to Earth of space structures orbiting the EarthPROBLEM TO BE SOLVED: To provide a dropping device (a method) capable of making a mission-finished space structure drop and disappear toward the earth in an early stage.▲桑▼原 聡文...
The NEOWISE spacecraft is orbiting Earth, so it, too, needs to be safely disposed of. The concerns are that the spacecraft shouldn’t be left to become space debris, an increasing problem in some orbits and that its deorbiting shouldn’t pose a danger to anyone on the ground. ...
humanity's understanding of lunar geology is limited. but there are many things that various astronauts have learned from the instruments they've left behind. for one, we've learned that the moon has a small, metallic core comprised of nickel and iron. like earth, it is a differentiated wor...
Say the word "astronaut" and you'll conjure up visions of heroes and heroic feats: Alan Shepard and Virgil Grissom successfully completing suborbital trips; John Glenn orbitingEarthaboard Friendship 7 in a historic five-hour flight; Neil Armstrong stepping down from the lunar module ladder onto th...
, a planetary scientist at johns hopkins university who was unaffiliated with the study. all of which, by the way, has big implications for our understanding of earth—how and when it formed, how many volatile compounds arrived here from elsewhere in the solar system, how it got water and ...
From the perspective of populated areas on Earth, big space junk is a worry. "What we're really concerned about is the big stuff that comes in uncontrolled and breaks up in the atmosphere into big chunks," Percy says. Larger objects are more likely to have parts survive re-entry, posing...