Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...

As China's significant investments in its commercial space sector have raised concerns about technological competition, the Department of Defense ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Computer modelling consists of writing a computer program version of a mathematical model for a physical or biological system. Computer simulations that are run according to such programs can ...

Prominent light bar gives Model Y a different look from its Model 3 sibling ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Its compelling combination of an emotionally-charged narrative, stunning visuals and Nolan’s commitment to practical effects, makes Interstellar a galactic journey practically impossible to forget.

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago. Its journey could have permanently altered the orbits of the outer planets.

An interstellar visitor To tackle this puzzle, Malhotra and colleagues considered a less-examined scenario: that a visiting star-size object tweaked these planets' paths around 4 billion years ago.

The H and He spectra have the same energy dependence between 3 and 346 MeV nuc-1, with a broad maximum in the 10-50 MeV nuc-1 range and a H/He ratio of 12.2 ± 0.9. The peak H intensity is ˜15 times ...