Wi-Fi's legacy of interoperability has ensured Wi-Fi networks and devices can communicate regardless of country or Wi-Fi generation. NASA and international collaborators have harnessed the inherent strengths of Wi-Fi to improve connectivity in space for more than a decade, with more innovation still to come.
Only from there can it go downward to a ground space communication station. So, the total distance covered by data from onboard the ISS and the response signal sent back to it is just short of 150,000 kilometers, or close to 100,000 miles.
The access service was provided by NASA. The astronauts use a satellite link to connect to a computer in Houston in remote desktop mode, and get online from there. It is safer that way: even if a malicious link or file is opened by an ISS crew member, only the ground computer will be compromised.
No. Take an ordinary smartphone and put it in outer space and you've got a big problem: Inadequate cooling. The phone is going to destroy itself with its own heat. Normal conduction and convection cooling will not work, all you have is radiation and at those temperatures it's a small part of the cooling.
But for NASA, it's downright slow. While the rest of us send data across the public internet, the space agency uses a shadow network called ESnet, short for Energy Science Network, a set of private pipes that has demonstrated cross-country data transfers of 91 gigabits per second--the fastest of its type ever reported.
There is now Wi-Fi on the moon. Scientists at MIT and NASA said last week they discovered how to transmit data to space by lasers – technology that could be used by future missions to Mars and other planets.
Many animals, including vampire bats and certain fish and snake species, are able to sense infrared radiation, but this only goes up to wavelengths of 1mm. Longer wavelengths carry much less energy and can't be detected without some kind of resonator to amplify the signal.
What is the highest speed of internet in NASA? The internet speed of NASA is exceptionally high thanks to the kinds of data they deal with. Their networks are capable of 91 gigabits per second, as they found out from an experiment they did in 2013. But it does not mean that their entire network is that fast.
For private calls, the space station has an internet-connected phone system that works through a computer, which astronauts can use to call any number on Earth. Phones on the ground cannot call them back, however.
In space we can assume that there would be no external organisms such as insects and fungi to break down the body, but we still carry plenty of bacteria with us. Left unchecked, these would rapidly multiply and cause putrefaction of a corpse on board the shuttle or the ISS.
Human remains are generally not scattered in space so as not to contribute to space debris. Remains are sealed until the spacecraft burns up upon re-entry into the Earth's atmosphere or they reach their extraterrestrial destinations.
One way you could get online on Mars is via NASA's Deep Space Network, which uses three ratio antennae around the globe - in California, Australia and Spain - to exchange data with spacecraft. But the data link would be slow and require some elaborate switching to allow full internet connectivity.
It's one small click for astronauts, but one giant leap for the Internet. Astronauts on the International Space Station finally have a live Internet connection and made their first direct Twitter post Friday to prove it.
A 19Mb/s upload speed is impressive, given the huge distance that the information has to cross, but the download transfer rate is even faster – an incredible 622 Mb/s – more than 4,000 times faster than the existing radio frequency transmission times!
When it comes to home internet, gigabit internet is one of the fastest internet speeds you can get. With Frontier® Fiber Internet, increased upload speed frees up bandwidth, which means a gigabit connection can support up to 100 users without any lag.
Every spacecraft carries survival gear for crash landings and the Russian Soyuz capsule has a kit that includes a gun. But although the gun has been there for as long as the space station has been in orbit, its existence is kept quiet.
Scientists have recently observed for the first time that, on an epigenetic level, astronauts age more slowly during long-term simulated space travel than they would have if their feet had been planted on Planet Earth.
sweet-smelling welding fumes', 'burning metal', 'a distinct odour of ozone, an acrid smell', 'walnuts and brake pads', 'gunpowder' and even 'burnt almond cookie'. Some astronauts have likened the smells of space to walnuts.