The Polaris Dawn mission to Earth orbit will test SpaceX's capabilities for a industrial space program

SpaceX's upcoming Polaris Dawn mission must be historical in additional ways than one. Polaris Dawn won’t only orbit the Earth higher than any astronaut in over 50 years, but may also enable the primary private spacewalk.

The launch of the mission was originally planned for August 27, but there have been delays – first for a helium leak after which for bad weather. SpaceX representatives have said They observe the weather to postpone the beginning.

The crew consists of 4 people: mission commander Jared Isaacman, Scott Poteet, a 20-year Air Force veteran, and SpaceX employees Anna Menon and Sarah Gillis. The launch took place on a Falcon 9 rockettravel in a SpaceX Dragon capsule called resilience.

Two men and two women in black overalls stand together in a meadow.
The crew members of the Polaris Dawn in Boca Chica, Texas.
Jonathan Newton/The Washington Post via Getty Images

As Space policy expertI consider this mission to be a crucial step in the event of economic spaceflight. If successful, this mission will show that personal firms are working to develop the capabilities needed to fly to the Moon or Mars.

Commercial space travel

Polaris Dawn will spend its time in space testing communications between it and Earth. Starlink satellites and accomplished nearly 40 experiments. Many of those experiments will study how the human body reacts in low gravity environments and measure the radiation to which the capsule is exposed.

Polaris Dawn's biggest task, nevertheless, will likely be its first private spacewalk. Spacewalk will Test SpaceX's latest extravehicular activity suits and find out how they function within the gravitational environment of space.

Polaris Dawn will not be the primary industrial space mission that SpaceX has launched. In addition to providing Launch services for NASASpaceX also sells flights on its Falcon 9 rocket and Dragon crew capsule to individuals and corporations.

SpaceX's first industrial mission, Inspiration4, launched in 2021 and was led by Isaacman, the commander of Polaris Dawn.

After that mission, Isaacman purchased three more flights from SpaceX and worked with the corporate to launch the Polaris program. Although neither Isaacman nor SpaceX have published exact figuresSeats on the Dragon have already sold for around 55 million US dollars.

Polaris Dawn is simply the primary of three planned Polaris missions. While few details have been released concerning the second, The third mission will likely be the primary launch of the SpaceX spacecraft with humans on board.

High orbit

Given SpaceX’s ambitions To conduct its own missions to the Moon and Mars, the corporate must develop and test the numerous elements required for such missions. It must design and test space suits, conduct longer missions that mimic travel time to places just like the Moon, and show the flexibility to speak with Earth.

Polaris Dawn's high-flying orbit will take people further from Earth than within the last 50 years.

At its peak, Polaris Dawn plans to orbit greater than 850 miles (1367 kilometers) from Earth. That is greater than twice the gap between Earth and the International Space Station, which is positioned at an altitude of 408 km across the. It may also be the best orbit humans have ever reached for the reason that Apollo program sent astronauts around and to the moon.

Testing latest suits

Perhaps more importantly, the spacewalk will latest EVA suitsDeveloping these suits is maybe one of the crucial difficult tasks ever.

A person wearing a white spacesuit with a helmet that completely covers their face.
A Polaris Dawn crew member tries on SpaceX's spacesuit.
SpaceX, CC BY-NC-ND

NASA learned early on that Spacesuits are incredibly trickyThey must provide life support and protection from the space environment while allowing astronauts freedom of movement. This is especially difficult because pressure suits are bulky and difficult to maneuver around in, resulting in exhaustion.

NASA developed its current generation of EVA suits within the Eighties. This summer alone, NASA has cancelled several spacewalks attributable to Suit Discomfort And Coolant leaks.

The Polaris Dawn crew is predicted to conduct their extravehicular activities on August 30. They will lower their orbit to about 434 miles (700 km) to scale back the crew Radiation exposure.

All 4 crew members of the Polaris Dawn will prepare for the spacewalk. After all the capsule is depressurized, two crew members – Isaacman and Gillis – will leave the relative safety of the Dragon capsule to spend about two hours in space.

A charitable cause

Polaris and Polaris Dawn aim to boost money for childhood cancer research while expanding SpaceX’s space exploration capabilities. As a tech billionaire, Isaacman has a long story of charitable donations.

Like Isaacman’s earlier Mission of Inspiration4Polaris Dawn is also collecting donations for St. Jude Children's Research Hospital, in a single case asking for donations in return for Doritos chips specially developed for space.

A man in a black shirt stands in front of an airplane.
Jared Isaacman, founder and CEO of Shift4 and commander of Polaris Dawn, stands in front of an aircraft.
AP Photo/John Raoux

Isaacman's commitment to combining this mission along with his philanthropy suggests that he understands the criticisms many individuals have of the so-called billionaire space club. These arguments often include the concept that billionaires like Elon Musk and Jeff Bezos would help people more in the event that they spent their money on things like poverty alleviation reasonably than on space missions.

While private missions like this should not financed with taxpayers' money and doesn’t require public support. Isaacman's decision to make St. Jude a partner creates tangible and immediate advantages on Earth.

Like a lot of SpaceX's activities, Polaris Dawn is ambitious but needed for the corporate's future plans. Before SpaceX can fly to Mars, it must first take a walk – or more accurately, a spacewalk.



image credit : theconversation.com