Category: 2. Space
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New theoretical model claims to solve mystery of early massive galaxies
Feedback mechanical energy injection rate as computed by Starburst99 for an instantaneous starburst in a star cluster of 106𝑀 as a function of time from the burst. Shown are curves for different metallicities and different IMFs. For each case, the solid curve refers to the total energy of stellar wind and supernova and the dotted…
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Sierra Space’s Dream Chaser Spaceplane Comes to Life
Dream Chaser … Continue Reading News Source: spaceref.com
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North Korea’s spy satellite launch fails with second-stage malfunction
SEOUL, South Korea — North Korea said May 31 that its first spy satellite launch ended in failure after the carrier rocket’s second stage malfunctioned. Despite the failure, the launch triggered international condemnation because a satellite launch by the nuclear-armed North violates U.N. Security Council resolutions that ban the country from conducting any launch based…
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Study investigates the behavior of X-ray binary GX 349+2
The two-days binned MAXI light curve of GX 349+2. The red and blue vertical lines represent AstroSat and NICER observations. Credit: Kashyap et al., 2023. Using the AstroSat spacecraft and the Neutron star Interior Composition Explorer (NICER) onboard the International Space Station (ISS), Indian astronomers have observed an X-ray binary known as GX 349+2. Results…
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Satellite operators Viasat and Inmarsat complete merger deal
TAMPA, Fla. — Viasat said May 31 it closed the acquisition of Inmarsat it announced a year and a half ago after clearing all regulatory hurdles to consolidate the satellite operators. Mark Dankberg, Viasat’s chair and CEO, is taking the same roles for the combined company. Former Inmarsat CEO Rajeev Suri and chair Andy Sukawaty…
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Joint USAF/NOAA Solar Geophysical Activity Report and Forecast SDF Number 151 Issued at 2200Z on 31 May 2023
IA. Analysis of Solar Active Regions and Activity from 30/2100Z to 31/2100Z: Solar activity has been at moderate levels for the past 24 hours. The largest solar event of the period was a M1 event observed at… Continue Reading News Source: spaceref.com
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Second Axiom Space private astronaut mission concludes with splashdown
WASHINGTON — A SpaceX Crew Dragon spacecraft splashed down in the Gulf of Mexico late May 30, concluding Axiom Space’s second private astronaut mission to the International Space Station. The Crew Dragon spacecraft Freedom safely splashed down in the Gulf of Mexico near Panama City, Florida, at 11:05 p.m. Eastern. Recovery crews quickly got the…
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China looks to Long March 8 rocket to help launch its answer to Starlink
HELSINKI — China is looking to greatly expand its satellite launch capacity by mass producing a medium-lift rocket to help build a communications megaconstellation. China is developing its plans to deploy a 13,000-satellite low Earth orbit (LEO) broadband megaconstellation, sometimes referred to as “Guowang,” or national network, to rival Starlink and other Western ventures. The…
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Space Law May Soon Focus on Space Debris Cleanup, Not Just Mitigation
Rendering of the ClearSpace-1 spacecraft capturing the Vespa in orbit. … Continue Reading News Source: spaceref.com
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High winds halt Spanish rocket launch
Credit: Unsplash/CC0 Public Domain The maiden flight of the Spanish-built Miura 1 rocket was canceled Wednesday due to high winds, startup PLD Space said, in a setback for development of the small-scale space launcher. “We have no green light, there are gusts of wind at high altitude above our limits. That means we don’t have…