What is below Earth, since space is present in every direction?

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...
Scientific American

Far-Out Exoplanet Breaks a Cardinal Rule of Astronomy

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...
IEEE

Optimized Visual Servo Control and Digital Twin-Driven Hardware-in-the-Loop Simulation Methods for Autonomous Surface Manipulator Systems

Abstract: Autonomous surface manipulator systems (ASMS) are novel, versatile robotics platforms consisting of manipulators and unmanned surface vehicles (USVs) on the water. One of their typical tasks ...
IEEE

Geometric Modeling and Algorithmic Simulation in Multibeam Echosounder (MBES) Systems

Abstract: Addressing the limitations of traditional seabed bathymetry technology in accuracy and efficiency, this study investigates the geometric principles of multibeam bathymetry with two different ...

Asteroid impact simulation reveals the hidden strength of space rocks

Physicists at the University of Oxford have contributed to a new study which has found that iron-rich asteroids can tolerate ...
Rock Paper Shotgun

Grand strategy game Terra Invicta is an alien invasion sim so vast and slow the aliens seem lost within it

Hooded Horse and Pavonis Interactive's grand strategy space game is out of early access now, and so far, it's a huge, ...