New theory about mysterious location of massive stars
Sunday, 06 February 2022 07:38Astronomers from Georgia State University have found an explanation for the strange occurrence of massive stars located far from their birthplace in the disk of our Milky Way Galaxy. Stars more massive than the Sun have very hot cores that drive nuclear energy generation at very high rates. They are among the brightest objects in our galaxy. But because they burn through their hydrogen fue
Weightless placozoa - how gravity influences genetic information
Sunday, 06 February 2022 07:38Usually, placozoa prefer warmer temperatures. For science, the simplest multicellular organisms in the world have made its way to northern Sweden - and from there into microgravity for a short time. On board the German Aerospace Center (Deutsches Zentrum fur Luft- und Raumfahrt; DLR) MAPHEUS 9 sounding rocket, the marine organisms successfully launched from the Esrange Space Center rocket launch
InSight recovers from dust storm as lander’s power continues to wane
Saturday, 05 February 2022 22:39NASA’s InSight Mars lander has recovered from a safe mode caused by a dust storm in January, but the project’s leader says the mission is still likely to end within a year because of declining power levels.
Space repairs in 360° | Cosmic Kiss
Saturday, 05 February 2022 14:00Scientist, engineer, test subject and tradesperson – astronauts in orbit wear many different hats. In this 360° timelapse, ESA astronaut Matthias Maurer works to repair a faulty valve behind EXPRESS-Rack 3.
Water On-Off Valve 8 (WOOV-8), along with WOOV-6 and WOOV-7, determines whether the cooling water of Europe’s Columbus module flows through, or bypasses, the heat exchange system that transfers waste heat to downstream cooling circuits outside the International Space Station. The valve has been a problem child for ground teams and astronauts for the past few years and was first replaced during a complicated operation in 2013.
New center to coordinate work to mitigate effect of satellite constellations on astronomy
Saturday, 05 February 2022 13:27The International Astronomical Union (IAU) is establishing a center to help astronomers deal with the adverse effects of satellite constellations.
The post New center to coordinate work to mitigate effect of satellite constellations on astronomy appeared first on SpaceNews.
SpaceX, NASA looking into sluggish chutes on last 2 flights
Saturday, 05 February 2022 09:10SpaceX and NASA are investigating a parachute issue that occurred on the last two capsule flights.
One of the four main parachutes was slow to inflate during the return of four astronauts to Earth last November. The same thing happened last week as a Dragon cargo capsule was bringing back science experiments from the International Space Station. In both cases, the sluggish parachute eventually opened and inflated—although more than a minute late—and the capsules splashed down safely off the Florida coast.
Officials for SpaceX and NASA said Friday they want to better understand what's happening, especially before launching another crew in a month or two. They're looking at photographs and inspecting the parachutes for clues, taking "extra caution with this very critical system," said Steve Stich, manager of NASA's commercial crew program.
"We're not taking anything for granted," SpaceX's William Gerstenmaier, a former NASA official, told reporters.
SpaceX's first private flight to the space station, with three ticket-buying businessmen and their retired astronaut escort, is set to blast off from NASA's Kennedy Space Center on March 30. NASA's next astronaut ferry flight would follow on April 15.
Lack of critical skilled workers delays first ViaSat-3 launch to late summer
Friday, 04 February 2022 21:38A shortage of skilled workers has pushed the launch of the first ViaSat-3 broadband satellite from the first half of 2022 to “late summer,” Viasat said Feb. 3 as the pandemic continues to disrupt the industry’s supply chains.
NASA and SpaceX say lagging Dragon parachute may be normal phenomenon
Friday, 04 February 2022 17:48NASA and SpaceX are studying why parachutes on two consecutive Dragon missions opened late but said they don’t believe the issue poses a safety risk.
The post NASA and SpaceX say lagging Dragon parachute may be normal phenomenon appeared first on SpaceNews.
NASA, NOAA to get new weather eyes in the sky with March launch from Cape Canaveral
Friday, 04 February 2022 15:10Soon, weather scientists will have an even stronger pair of eyes in the sky once a new advanced weather satellite launches this March.
The GOES-T, short for Geostationary Operational Environmental Satellite, is aiming for liftoff March 1 from Cape Canaveral Space Force Station on a United Launch Alliance Atlas V rocket thanks to a collaboration between the National Oceanic and Atmospheric Administration and NASA along with several other partners.
GOES-T, roughly the size of a small school bus, is the third in the GOES-R series of four advanced weather satellites. The value of GOES-T isn't exactly clear as the NOAA doesn't individually price out satellites one by one, said Pam Sullivan director of the GOES-R program. However, Sullivan did say the four-part project costs $11.7 billion.
"The value is returned to us public in benefits provided," Sullivan. "The observations of these satellites is even more critical now that the U.S. is experiencing a record number of billion dollar disasters."
Last year, dry and heated conditions led to an unprecedented amount wildfires in the northwest U.S. with thousands of acres burnt. Both Germany and China experienced historic flooding, and the Atlantic observed 21 named tropical systems—the third highest amount behind 2020′s 30 named storms and 2005′s 27 total.
Video: Webb Quest—mind-blowing mission to the early Universe
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Asteroid sharing Earth's orbit discovered. Could it help future space missions?
Friday, 04 February 2022 14:10Research has shown that the Earth trails an asteroid barely a kilometer across in its orbit about the Sun—only the second such body to have ever been spotted. It goes round the Sun on average two months ahead of the Earth, dancing around in front like an excited herald of our coming.
This object, known as 2020 XL₅, was first spotted in December 2020 using Pan-STARRS telescopes on the summit of Haleakala on the Hawaiian island of Maui. But determination of its orbit required follow-up observations using the 4.1-meter SOAR (Southern Astrophysical Research) telescope in Chile.
Based on this data, a team led by planetary scientist Toni Santana-Ros of the University of Alicante in Spain has now announced that 2020 XL₅ is trapped for at least the next several thousand years in an orbit about one of the Sun-Earth "Lagrange points.
Week in images: 31 January - 4 February 2022
Friday, 04 February 2022 12:58Week in images: 31 January - 4 February 2022
Discover our week through the lens
Rocket Lab expands Colorado facilities, prepares for busy launch year
Friday, 04 February 2022 10:56Rocket Lab will expand facilities in Colorado it obtained from a corporate acquisition last year as the company gears up for the first launch in a “crazy busy” year.
The post Rocket Lab expands Colorado facilities, prepares for busy launch year appeared first on SpaceNews.
New eruption at Krakatoa Volcano
Friday, 04 February 2022 09:36Earth from Space: Batura Glacier
Friday, 04 February 2022 08:00The Copernicus Sentinel-2 mission takes us over Batura Glacier – one of the largest and longest glaciers in the world, outside of the polar regions.