Jeff Bezos is going to space for 11 minutes. Here’s how risky that is

The reply is not what you may count on. Space journey is, traditionally, fraught with hazard. Though the dangers should not essentially astronomical for Bezos’ jaunt to the cosmos, as his space firm Blue Origin has spent the higher a part of the final decade operating the suborbital New Shepard rocket he’ll be using on by a collection of profitable check flights. (Also, being in space is Bezos’ lifelong dream.)

Still, what Bezos, his brother Mark Bezos, and the winner of an online auction, will probably be doing — going on the very first crewed flight of New Shepard, a totally autonomous suborbital rocket and spacecraft system designed to take ticket holders on temporary pleasure rides to space — is not completely with out danger.

Here’s what Bezos’ flight will appear like and the extent to which individuals are taking their lives of their fingers after they go to outer space nowadays.

What the flight seems to be like

When most individuals take into consideration spaceflight, they consider an astronaut circling the Earth, floating in space, for no less than a couple of days.

That is not what the Bezos brothers and their fellow passengers will probably be doing .

They’ll be going up and coming proper again down, they usually’ll be doing it in much less time — about 11 minutes — than it takes most individuals to get to work.

Suborbital flights differ enormously from orbital flights of the sort most of us consider once we consider spaceflight. Blue Origin’s New Shepard flights will probably be temporary, up-and-down journeys, although they are going to go greater than 62 miles above Earth, which is extensively thought of to be the sting of outer space.

Orbital rockets want to drum up sufficient energy to hit no less than 17,000 miles per hour, or what’s referred to as orbital velocity, primarily giving a spacecraft sufficient power to proceed whipping across the Earth somewhat than being dragged instantly again down by gravity.

Suborbital flights require far much less energy and pace. That means much less time the rocket is required to burn, decrease temperatures scorching the skin of the spacecraft, much less power and compression ripping on the spacecraft, and customarily fewer alternatives for one thing to go very fallacious.

New Shepard’s suborbital fights hit about about 3 times the pace of sound — roughly 2,300 miles per hour — and fly immediately upward till the rocket expends most of its gas. The crew capsule will then separate from the rocket on the prime of the trajectory and briefly proceed upward earlier than the capsule virtually hovers on the prime of its flight path, giving the passengers a couple of minutes of weightlessness. It works kind of like an prolonged model of the weightlessness you expertise whenever you attain the height of a curler coaster hill, simply earlier than gravity brings your cart — or, in Bezos’ case, your space capsule — screaming again down towards the bottom.
A graphic that shows the flight profile of Blue Origin's New Shepard.

The New Shepard capsule then deploys a big plume of parachutes to gradual its descent to lower than 20 miles per hour earlier than it hits the bottom.

The rocket, flying individually, re-ignites its engines and makes use of its on-board computer systems to execute a pinpoint, upright touchdown. The booster touchdown seems to be comparable to what SpaceX does with its Falcon 9 rockets, although these rockets are way more highly effective than New Shepard and — sure — extra prone to exploding on impact.

How huge are the dangers?

Jeff Bezos' Blue Origin to auction ticket for first space tourism flight

Blue Origin’s New Shepard capsule, which is totally autonomous and doesn’t require a pilot, has by no means had an explosive mishap in 15 check flights. And the character of Bezos’ flight means it comes with some inherently decrease dangers than extra formidable space journey makes an attempt. But that does not imply the danger is zero, both.

Because suborbital flights do not require as a lot pace or the extraordinary means of attempting to re-enter the Earth’s ambiance at unimaginable speeds, they’re thought of a lot much less risky than orbital flights. With an orbital re-entry, a spacecraft’s exterior temperatures can attain up to 3,500 degrees Fahrenheit, and astronauts can expertise 4.5 Gs of power that is additionally positioned upon the spacecraft, all whereas the ever-thickening ambiance whips across the capsule.
High speeds and excessive altitudes include inherent dangers, and even small errors can have huge penalties. Earth’s ambiance is usually not thought of survivable for important quantities of time above altitudes of 50,000 toes and not using a spacesuit, and Bezos will probably be touring up to 350,000 toes. But the capsule he travels in will probably be pressurized, so he does not want a particular swimsuit to maintain him secure, and he’ll have entry to an oxygen masks if the cabin loses strain. The spacecraft is additionally outfitted with an abort system designed to jettison the New Shepard capsule and passengers away from the rocket in case of emergency. There’s additionally back-up safety features to assist the capsule land gently even when a few its parachutes fail to deploy.
Jeff Bezos testing communications systems before the first flight of the New Shepard space vehicle in 2015.

But even nonetheless, there is no approach to completely assure security ought to New Shepard malfunction.

Even although suborbital flights are much less risky than orbital missions, they will nonetheless be lethal.

One of Virgin Galactic’s suborbital space planes, for instance, broke aside in 2014 when one of many automobile’s copilots prematurely deployed the feathering system designed to maintain the craft steady because it made its descent. The added drag on the aircraft ripped it to items, killing one of many pilots.

(Blue Origin competitor Virgin Galactic has since had three successful test flights of a revamped model of its SpaceShipTwo space aircraft.)

Blue Origin has not encountered comparable tragic accidents throughout its testing section, although — as an outdated trade adage goes — space is onerous.

But, Bezos has indicated, the danger is price it.

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