At Heidelberg University, an interdisciplinary research project titled “Quantum Chemistry without Orbitals” is underway, funded by over 745,0 ...

Escape velocity, Motion of a Satellite, Orbital velocity of a satellite. Time Period and Energy of A Satellite ... Reflection of light, spherical mirrors, mirror formula. Refraction of light ...

Indian astronomers have performed X-ray observations of an X-ray binary designated 4U 1907+09. Results of the observational ...

Chengdu University of Technology-led research has established a high-resolution astrochronological framework spanning ...

The formula below is also referred to as the days sales receivable ratio. Average Collection Period = 365 Days / Receivables Turnover Ratio The average receivables turnover is the average accounts ...

A German start-up’s orbital rocket spun out and crashed seconds after take-off Sunday, in a rare European test flight that the makers said “met its set goals.” The flight, from a spaceport ...

The unmanned Spectrum rocket, an orbital rocket developed by German start-up Isar Aerospace, started smoking from its sides and then crashed back to Earth with a powerful explosion after launching ...

The rocket, launched by Isar Aerospace from within the Arctic Circle at a spaceport on the icy Norwegian island of Andøya, was the first orbital flight outside of Russia to leave continental Europe.

A new way to measure the length of Uranus’s day could also help determine the rotation rates of other celestial ...

Germany-based Isar Aerospace attempted to launch the first orbital rocket from European soil on Sunday morning (March 30). The company's Spectrum rocket lifted off from Europe's Andøya Spaceport ...