“The huge parachute used by NASA’s Perseverance rover to land on Mars contained a secret message,” reports the Associated Press — thanks to the rover’s puzzle-loving systems engineer Ian Clark. “During a live stream discussing the landing, one Nasa commentator said: ‘Sometimes we leave messages in our work for others to find. So we invite you all to give it a…
Tag: space.com
‘Major Component Malfunction’ Ends SLS Rocket Test Early. NASA Considers New Timeline
“NASA’s rocket charged with taking the agency back to the moon fired its four main engines Saturday afternoon, but the test in Mississippi was cut short after a malfunction caused an automatic abort,” reports Florida Today… “We did get an MCF on engine four,” a control room member said less than a minute into the test fire, using an initialism that…
Watch NASA Test-Fire Its SLS Mega-Rocket Engines
“The date is set,” NASA tweeted yesterday, thanking its partners Boeing Space and Aerojet Rocketdyne for Saturday’s “hot fire” test of the SLS’s core stage. “One of NASA’s main goals for 2021 is to launch Artemis I, an uncrewed moon mission meant to show the Orion spacecraft and Space Launch System rocket can safely send humans to our lunar neighbor,” reports…
SpaceX Cargo Dragon succeeds in 1st autonomous undocking
SpaceX’s CRS-21 Cargo Dragon undocked from the International Space Station’s Harmony module on January 12, 2021, succeeding in the world’s first-ever autonomous undocking and testing of several new vehicle upgrades. Source: https://earthsky.org/space/space-x-cargo-dragon-1st-autonomous-undocking-jan-2021…
Climate Change May Have Caused a ‘Wandering’ Polar Vortex and a Colder Winter
Space.com reports:
High above the North Pole, the polar vortex, a fast-spinning whirl of frigid air, is doing a weird shimmy that may soon bring cold and snowy weather to the Eastern U.S., Northern Europe and East Asia for weeks on end, meteorologists say. While it’s not unusual for the polar vortex to act up, this particular reconfiguration — wandering around and…
Defending Earth against dangerous asteroids: Q&A with NASA’s Lindley Johnson
Space.com caught up with NASA Planetary Defense Officer Lindley Johnson to discuss recent events and what’s on the planetary-defense agenda in the coming year. Source: https://www.livescience.com/defending-earth-asteroids-nasa-lindley-johnson-interview.html
A Giant Black Hole Keeps Evading Detecting and Scientists Can’t Explain It
“An enormous black hole keeps slipping through astronomers’ nets…” reports Space.com: The big galaxy at the core of the cluster Abell 2261, which lies about 2.7 billion light-years from Earth, should have an even larger central black hole — a light-gobbling monster that weighs as much as 3 billion to 100 billion suns, astronomers estimate from the galaxy’s mass. But the…
US Space Force Members Are Now Called ‘Guardians’
Slashdot reader destinyland writes: The U.S. Space Force celebrated its one-year anniversary Friday with a new announcement: that members of this branch of the military will be referred to as “guardians.” They’re describing it as “A name chosen by space professionals, for space professionals.” The site Space.com notes that the phrase is a nod to the original long-standing “Space Command” branch…
Voyager Probes Detect New Kind of ‘Electron Burst’ in Interstellar Space
“NASA’s twin Voyager probes keep making discoveries in interstellar space,” reports Space.com The Voyager mission has detected a new type of “electron burst,” which will provide insights into the mechanisms of flaring stars, a new study reports. The bursts occur when cosmic ray electrons — fast-moving particles from far beyond the solar system — are pushed by shock waves generated by…
NASA to test its SLS megarocket in the coming weeks
The ongoing pandemic has slowed testing for NASA’s Space Launch System megarocket, but the process is resuming and has checked off a key milestone: powering up the core stage. Source: https://earthsky.org/space/nasa-megarocket-sls-tests-core-green-run-hot-fire-test…