elon musk

elon muskSpaceX Starship SN3 Prototype Fails Cryogenic Pressure Test

The SpaceX Starship SN3 prototype fails its cryogenic pressure test. Elon Musk speculates there could have been a test configuration mistake. This might mean different sections or tanks would need pressurization at different times. We will see what data review …

coronavirusFour-Way and Now Nine-Way Valve Hacks for Ventilators

Doctors have made four-way and now nine-way valve system to enable one ventilator to service 9 people. Elon Musk and others are working to help them get each with individual valve controls per patient to personalize care & avoid cross-flow …

elon muskSpaceX SHS Rocket Switching to 304L Steel and Then Custom Alloy

The SpaceX Super Heavy Starship (SHS) will switch from 301 steel alloy to 304L steel alloy for some parts and then a new custom steel alloy. The 304L steel is a lower carbon version and it will reduce welding issues. …

elon muskSpaceX Starship Designed for Relaunch Within 1 Hour

Elon Musk indicated that the SpaceX Starship is designed to be relaunched within one hour of landing. SpaceX Starship could have three launches in one day. Elon also described the 20-millisecond latency for the Starlink satellites which is good enough …

elon muskTwo Thousand SpaceX Super Heavy Starship Launches for the Price of One SLS Launch

One SpaceX Starship will cost about $5 million as SpaceX will mass-produce nearly one hundred in 2021. Each Starship and Super Heavy booster will cost less than about $40 million. The development costs of the competing Space launch system have …

elon muskSpaceX Plans Starship Gigafactories to Introduce the Hypersonic Age

SpaceX is planning Starship and Raptor engine gigafactories. In 2021, Elon Musk plans to scale the workforce at Boca Chica to 3,000 employees to eventually manufacture two SpaceX starships every week. There are currently 300 employees. This manufacturing rate will …

elon muskSpaceX Super Heavy Starship Construction and Weight

Felix Schlang did some calculations of the weight of the ring segments with the Serial number one starship which is using 4 millimeter thick steel. These segments weigh 1622 kilograms. They are less than one-third of the thickness of steel …

elon muskTesla Raising $2 Billion

Tesla announced plans to raise $2 billion (2.65 million shares) in a stock offering. Elon Musk did say two weeks ago in a quarterly conference call that Tesla did not need to raise capital. However, Tesla shares were about $500-600 …

businessSpaceX Will IPO Starlink

SpaceX COO Gwynn Shotwell says that SpaceX will likely spinoff the Starlink satellite network with an IPO. SpaceX is launching 60 Starlink satellites with every Falcon 9 launch. They are four successful launches from minimum global coverage. 420 satellites are …

batteriesTesla Surged on China Battery Deal and Rapidly Scaling to Huge China Sales

China’s top electric vehicle battery maker CATL (300750.SZ) said on Monday it has signed a battery supply agreement with Tesla. Tesla will buy as many batteries as Tesla chooses between July 2020 and June 2022. In the Q4 conference call, …