Space Video For Kids - Playing TAG With an Asteroid, osiris-rex; a nasa spacecraft that will look at the asteroid bennu in 2018. As leftover debris from the solar gadget formation system that started out over four billion years ago
Space Video For Kids ~ Maximum people can keep in mind playing tag as a child. It changed into an easy recreation to learn: pick out your goal, run round, contact, and get out of there. Pretty simple, if you're on earth. Now, how might you play this game in space, with little gravity, and with an asteroid? It is absolutely a part of the assignment of osiris-rex; a nasa spacecraft that will look at the asteroid bennu in 2018.
As leftover debris from the solar gadget formation system that started out over four billion years ago, asteroids can educate us lots approximately the records of the sun and planets. That is why osiris-rex plans on amassing a pattern of bennu for us to research. And to do that, it will play a extra state-of-the-art version of tag, with an device on board known as the touch-and-move sample acquisition mechanism, or tagsam. The tagsam gadget consists of a robotic arm with an connected sampler head.
Think about this as the spacecraft's arm and hand. But in contrast to the game we performed as kids, in which pace was a purpose, the spacecraft desires to method bennu cautiously to avoid damage; shifting approximately 10 centimeters a 2nd - slower than a human's on foot pace. When tagsam touches the surface of bennu, it will launch a burst of nitrogen fuel, inflicting free rocks and soil to be stirred up and directed into a collector at the sampler head.
The entire method will take about 5 seconds. There's sufficient nitrogen on board to aid up to 3 sampling tries if essential, but hopefully, the primary time's a appeal. As a backup, unique touch pads on the lowest side of the sampler head are designed to lure first-rate-grained, dust-like material, up to three millimeters throughout. After the spacecraft measures the mass of the pattern, the tagsam head will then be stowed in a pattern go back tablet for the journey domestic. Simply before accomplishing our planet, osiris-rex will release the capsule for collection on the planet, wherein scientists will be able to have a look at the pattern of bennu for decades to return. The tagsam characteristic was selected, in component, to avoid a number of the problems that touchdown on an asteroid might present. Because the gravitational pressure on the floor of bennu is handiest a fragment of what we enjoy on this planet, an astronaut trying to dig with a shovel there should without problems land up launching himself into area.
Osiris-rex would have the same venture. Anchoring the complete spacecraft to bennu would not be any simpler, and could upload more technological complexity to osiris-rex's layout. Plus, the asteroid's floor is hot, and extended exposure could reason instruments at the spacecraft to overheat. So, playing tag with bennu is genuinely one of the simplest and safest approaches to get a pattern. It is no longer toddler's play, however when scientists.
As leftover debris from the solar gadget formation system that started out over four billion years ago, asteroids can educate us lots approximately the records of the sun and planets. That is why osiris-rex plans on amassing a pattern of bennu for us to research. And to do that, it will play a extra state-of-the-art version of tag, with an device on board known as the touch-and-move sample acquisition mechanism, or tagsam. The tagsam gadget consists of a robotic arm with an connected sampler head.
Think about this as the spacecraft's arm and hand. But in contrast to the game we performed as kids, in which pace was a purpose, the spacecraft desires to method bennu cautiously to avoid damage; shifting approximately 10 centimeters a 2nd - slower than a human's on foot pace. When tagsam touches the surface of bennu, it will launch a burst of nitrogen fuel, inflicting free rocks and soil to be stirred up and directed into a collector at the sampler head.
This video is public domain and can be downloaded at: http://svs.gsfc.nasa.gov/goto?11435
The entire method will take about 5 seconds. There's sufficient nitrogen on board to aid up to 3 sampling tries if essential, but hopefully, the primary time's a appeal. As a backup, unique touch pads on the lowest side of the sampler head are designed to lure first-rate-grained, dust-like material, up to three millimeters throughout. After the spacecraft measures the mass of the pattern, the tagsam head will then be stowed in a pattern go back tablet for the journey domestic. Simply before accomplishing our planet, osiris-rex will release the capsule for collection on the planet, wherein scientists will be able to have a look at the pattern of bennu for decades to return. The tagsam characteristic was selected, in component, to avoid a number of the problems that touchdown on an asteroid might present. Because the gravitational pressure on the floor of bennu is handiest a fragment of what we enjoy on this planet, an astronaut trying to dig with a shovel there should without problems land up launching himself into area.
Osiris-rex would have the same venture. Anchoring the complete spacecraft to bennu would not be any simpler, and could upload more technological complexity to osiris-rex's layout. Plus, the asteroid's floor is hot, and extended exposure could reason instruments at the spacecraft to overheat. So, playing tag with bennu is genuinely one of the simplest and safest approaches to get a pattern. It is no longer toddler's play, however when scientists.
