Science

TAMPA, Fla. — A shrinking broadcast business led to another drop in revenues for Eutelsat as the French satellite operator edges closer to merging with OneWeb, the low Earth orbit (LEO) constellation set to boost its shift into connectivity services.  Eutelsat posted 272 million euros ($295 million) in total revenues for the three months ended

Time-varying metamaterial: illustration of how a 2D photonic time crystal can amplify light waves. (Courtesy: Xuchen Wang/Aalto University) A major barrier to creating photonic time crystals in the lab has been overcome by a team of researchers in Finland, Germany and the US. Sergei Tretyakov at Aalto University and colleagues have shown how the time

WASHINGTON — Virgin Orbit has extended the deadline for bids as part of its bankruptcy auction process that the company says has attracted interest from dozens of potential bidders. In a May 12 filing with federal bankruptcy court in Delaware, Virgin Orbit said the company, with the agreement of other major parties in the case,

WASHINGTON — The Space Development Agency is planning a new procurement of 100 satellites to continue to build out a military constellation in low Earth orbit. In a May 11 draft solicitation, the agency laid out its requirements for 100 “Alpha” satellites that will be part of a mesh network known as Transport Layer Tranche

Uneven extraction: a study of fluid flow in an espresso maker could lead to a better cup of coffee. (Courtesy: iStock/radu984) OK, I know that asking how to make a better cup of coffee will often result in a tedious argument about the relative merits of various appliances, beans and grinds. Now, researchers at the

Vladimir Baranov is the Chief Information Officer and Chief Operating Officer at Scout. Scott Nelson is Scout’s Vice President of Product and Strategy. This spring, more than 1,000 top tech leaders and expert researchers sounded the alarm on artificial intelligence (AI) and called for regulation on the emerging technology’s “profound risks to society and humanity,”

WASHINGTON — A Space Force office created to work with the commercial space industry is opening up a new facility in Chantilly, Virginia. Col. Richard Kniseley, head of the Commercial Space Office at Space Systems Command, said May 11 the location was chosen for its proximity to other government agencies that also work with the

RaySearch Laboratories and its clinical customers are leveraging advances in machine learning to reimagine the radiotherapy workflow Data-driven oncology: a growing number of clinical customers are exploiting RayStation’s deep-learning capabilities for the automated segmentation of diverse disease indications. (Courtesy: RaySearch Laboratories) Machine-learning technologies are unleashing a wave of data-driven innovation and transformation in radiation oncology,

Ken Peterman is chair, president, and CEO of Comtech, a global technology company providing terrestrial and wireless network solutions, next-generation 9-1-1 emergency services, satellite and space communications technologies, and cloud-native capabilities to commercial and government customers worldwide. The COVID-19 pandemic brought to the forefront the importance of access to secure and ubiquitous connectivity for businesses,

TAMPA, Fla. — EchoStar said its long-awaited Jupiter 3 satellite should be ready for a Falcon Heavy launch in August, although its deployment faces further delays if a higher priority government project takes this window. The 500 gigabit-per-second Americas-focused satellite, originally slated to launch in 2021 before production delays at Maxar Technologies, is needed to

Antiferromagnetic: the new scheme for achieving exchange bias could lead to better spintronic devices. (Courtesy: Shutterstock/Inna-Bigun) A new method for creating and controlling exchange bias in an antiferromagnetic single-layer film has been developed by researchers in the US and Switzerland. The method involves low-energy ion implantation into the film, and it has the potential to

GSSAP satellites collect space situational awareness data allowing for more accurate tracking and characterization of man-made orbiting objects. Credit: Northrop Grumman For some time now, alarms have been sounding in the United States military over activities of Chinese and Russian spacecraft in orbit that are viewed as potentially threatening. U.S. military leaders have called out

WASHINGTON — As other companies suffer technical or financial setbacks, Rocket Lab says it believes it is the leader in the small launch market with little competition. In a May 9 earnings call to discuss its first quarter financial results, Peter Beck, chief executive of Rocket Lab, said it was seeing increased business for its

The SunCHECK Quality Management Platform is helping medical physicists to optimize the radiotherapy workflow by automating the analysis of large-scale clinical data sets QA insights: Evy Bossuyt (left), a senior medical physicist at Iridium Netwerk, talks through SunCHECK Patient functionality with junior physicist Joachim Marichal. Alongside a core clinical team of 19 medical physicists and

SAN FRANCISCO – Orbital Outpost X, a Silicon Valley space technology startup formerly called Space Villages, received a $5 million convertible note from Space Infrastructures Ventures of the Netherlands. With the loan, which will become an equity investment in the startup’s Series A round, OOX will continue to develop components, systems and subsystems for commercial

WASHINGTON — The U.S. Space Force is reviewing bids from satellite manufacturers competing to produce and integrate experiments for the Space Test Program. Vendors could be selected as early as December for the Space Test Experiments Platform (STEP) 2.0., Lt. Col. Jonathan Shea, head of the DoD Space Test Program at the Space Systems Command,

Inspired by polar bears: this new textile creates an “on-body greenhouse” effect to keep you warm. (Courtesy: W Viola et al. ACS Appl. Mater. Interfaces 10.1021/acsami.2c23075) A new double-layered fabric inspired by the black skin and white fur of polar bears uses heat radiated from the Sun and indoor lighting to trap and maintain warmth.