WASHINGTON — An H3 launch failure in December may have been caused by an unusual event that led to the satellite separating from the rocket prematurely. The H3 lifted off
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The perils of political impatience in the Artemis program
Recent engineering setbacks, specifically regarding helium system issues associated with the improper flow of helium into the Space Launch System (SLS) rocket’s upper stage, and persistent hydrogen leaks, have forced
Space Force officially terminates AeroVironment contract for satellite control antennas
WASHINGTON — The U.S. Space Force has formally terminated an estimated $1.7 billion contract with defense technology firm AeroVironment to build a new generation of antennas used to command and
NASA disqualifies X-ray telescope from Probe mission competition
WASHINGTON — NASA has disqualified one of the two proposals for a large astrophysics mission, a decision the project’s leader blames on upheaval within the agency last year. In a
Telesat expands Canadian landing station footprint for Lightspeed
TAMPA, Fla. — Telesat has gained access to more land across Canada to set up landing stations ahead of plans to deploy pathfinders for its Lightspeed broadband constellation in December.
Gravitational waves discoveries surge in new catalog
This computer simulation shows the merger of 2 black holes. As the black holes spiral toward each other, collide and merge, they create gravitational waves. Scientists made this simulation using
Why no radio signals from aliens? Is space weather to blame?
The Very Large Array is a collection of 27 radio antennas located near Socorro, New Mexico. Each antenna in the array measures 82 feet (25 m) in diameter and weighs
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We were profoundly saddened to be informed of Dr Allan Chapman’s passing last week. A few months shy of his 80th birthday, Allan was a towering intellect in the field
On 17 January, the Artemis II Space Launch System rocket and Orion spacecraft were rolled out from the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida, to Launch
Dr. Allan Chapman, a distinguished figure in the study of the history of astronomy, passed away last week, leaving a significant void in the scholarly community just months before his
The final week of January is set to feature an active schedule of orbital launches from multiple locations including Florida, California, New Zealand, and potentially China. SpaceX aims to complete
Unleash Your Inner Explorer with the Aeisage NASA Vintage Baseball Cap Unlock the cosmos of style and comfort with the Aeisage NASA Vintage Baseball Cap—a tribute to the audacious spirit
The European Space Agency’s Biomass satellite has successfully completed its commissioning phase and is now operational, providing unprecedented access to valuable data that could transform our understanding of forest dynamics
The GPS 3 Space Vehicle 09 satellite is encapsulated inside Falcon 9 rocket payload fairings at Astrotech Space Operations in Titusville, Florida. Image: SpaceX The U.S. Space Force is set
Eigenfunctions describing tidal lava flows on a hemispherical dayside magma ocean. The nightside is masked in brown. Left half shows the scalar potential functions ϕr, computed by taking the real
Earth-like and super-Earth candidates from Bryson et al. (2021) are displayed in the effective temperature–instellation flux plane, as in Bryson et al. (2021). The conservative and optimistic habitable zones defined
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