Lifeboat Foundation

SpaceX is developing stronger steel superalloys. SpaceX is making improved versions of Inconel alloys.

SpaceX metallurgy team developed SX500 superalloy for 12000 psi, hot oxygen-rich gas. It was hard. Almost any metal turns into a flare in those conditions.

— Elon Musk (@elonmusk) December 23, 2018

Continue reading “SpaceX Casting Raptor Engine Parts from Supersteel Alloys” »

RAMAT GAN, Israel (AP) — A nonprofit Israeli consortium said Monday that it hopes to make history this week by launching the first private aircraft to land on the moon.

SpaceIL and state-owned Israel Aerospace Industries told a news conference that the landing craft — dubbed “Beresheet,” or Genesis — will take off from Florida, propelled by a SpaceX Falcon rocket on its weekslong voyage to the moon.

The launch is scheduled late Thursday in the United States, early Friday in Israel. It had been originally slated for last December.

A spaceplane shaped telecommunications satellite could use aerodynamics to stay in orbit at 150 kilometres altitude.

Begak told Sputnik news agency the first flights could begin as soon as 2024 and tickets can be purchased for approximately $200,000 to $300,000 a person.

As per Begak, several private companies are presently working on the uncrewed spacecraft known as Selena Space Yacht. The work is being performed with help from the National Technology Initiative (NTI) AeroNet and SpaceNet working groups.

Begak added that the craft lands like a regular aeroplane giving them a chance to land on any airfield. So now they are calculating the best time for space travel and which flight paths would be most comfortable since it’s known that people shouldn’t be in zero-gravity condition for more than 10 minutes. They began working on Selena Space Yacht in 2017.

Continue reading “Russia’s Private Space Tourism Industry Could Take Off in Five Years” »

SpaceX is building a steel launch system called Starship for the moon and Mars, but some aerospace experts say Elon Musk’s new design won’t be easy.

The company claimed it was going to send hundreds of people to live on Mars.

What a shocker.

NASA is accelerating plans to return Americans to the Moon, and this time, the US space agency says it will be there to stay.

Jim Bridenstine, NASA’s administrator, told reporters Thursday that the agency plans to speed up plans backed by President Donald Trump to return to the moon, using private companies.

“It’s important that we get back to the moon as fast as possible,” said Bridenstine in a meeting at NASA’s Washington headquarters, adding he hoped to have astronauts back there by 2028.

Space architecture startup AI SpaceFactory achieved second place in the latest phase of a NASA-led competition, pitting several groups against each other in pursuit of designing a 3D-printed Mars habitat and physically demonstrating some of the technologies needed to build them.

With a focus on ease of scalable 3D-printing and inhabitants’ quality of life, as well as the use of modular imported goods like windows and airlocks, MARSHA lends itself impeccably well to SpaceX’s goal of developing a sustainable human presence on Mars as quickly, safely, and affordably as possible with the support of its Starship/Super Heavy launch vehicle.

Continue reading “3D-printed Mars habitat could be a perfect fit for early SpaceX Starship colonies” »

A team of researchers affiliated with several institutions in Austria and Germany has shown that introducing environmental noise to a line of ions can lead to enhanced transport of energy across them. In their paper published in Physical Review Letters, the researchers describe their experiments and why they believe their findings will be helpful to other researchers.

Prior research has shown that when electrons move through conductive material, the means by which they do so can be described by quantum mechanics equations. But in the real world, such movement can be hindered by interference due to noise in the environment, leading to suppression of the transport energy. Prior research has also shown that electricity moving through a material can be described as a wave—if such waves remain in step, they are described as being coherent. But such waves can be disturbed by noise or defects in an atomic lattice, leading to suppression of flow. Such suppression at a given location is known as an Anderson localization. In this new effort, the researchers have shown that Anderson localizations can be overcome through the use of environmental noise.

The work consisted of isolating 10 calcium ions and holding them in space as a joined line—a one-dimensional crystal. Lasers were used to switch the ions between states, and energy was introduced to the ion line using laser pulses. This setup allowed them to watch as energy moved along the line of ions from one end to the other. Anderson localizations were introduced by firing individual lasers at each of the ions—the energy from the lasers resulted in ions with different intensities. With a degree of disorder in place, the team then created noise by randomly changing the intensity of the beams fired at the individual ions. This resulted in frequency wobble. And it was that wobble that the team found allowed the movement of energy between the ions to overcome the Anderson localizations.

Continue reading “Environmental noise found to enhance the transport of energy across a line of ions” »