Favorite Orbital Mechanics for Engineering Students by Howard D. Curtis Publication date 2005 Topics Space, Orbit, Mechanics, Engineering Collection opensource Language English Item Size 336.9M /// ...

In this communication, an orbital angular momentum (OAM) mode-reconfigurable antenna based on a uniform circular array (UCA) is presented. To realize multiple switchable operating states while ...

Excess electrons (EEs), transient anionic species pivotal in radiation chemistry, catalysis, and optoelectronics, have long been stabilized via solvent interactions such as hydrogen bonding in water ...

Musk, for his part, maintains his ambitions to send Starships to Mars by late 2026, with potential crewed missions as early as 2028. However, critical capabilities — including cryogenic orbital ...

Orbital Eye, a company providing AI-powered satellite monitoring for critical infrastructure, announces the appointment of Mr. Ivo Verlinden as Chief Financial Officer (CFO). With a strong track ...

Kent brothers and DJ duo Orbital have been announced to play on the day, with Avalon Emerson, The Blessed Madonna, Prospa, Myd, Saint Ludo, WizTheMC and NME 100 2025 alum Sam Alfred joining them.

China’s orbital gray zone; Army’s artillery production; Europe’s fighter-jet spat; And a bit more. Ben Watson and Bradley Peniston | June 18, 2025 The D Brief Israel Iran Defense Department ...

In this letter, a 2 × 2 low-profile broadband triple-mode orbital angular momentum (OAM) array antenna is presented, which can be dynamically controlled with electrostatic method. The antenna element ...

Orbital sanders are one of the most important tools in any workshop. The problem is, there are so many sanders on the market that even professionals are confused sometimes, not knowing what and where ...

Russia has developed and patented a new technology that allows spacecraft to be launched automatically from an orbital station, Russian news agency TASS reported. This system also includes robotic ...

N-body space simulator that uses the Runge-Kutta 4 numerical integration method to solve two first order differential equations derived from the second order differential equation that governs the ...