Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...

Before communications satellites, such signals had to be relayed via earth-based relay towers which had to be placed in sight of one another. The original idea of geosynchronous communications ...

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

Here is the gravitational constastant, and is the mass of the earth. For a stable circular orbit, the centrifugal force, which is directed outward radially must balance the gravitational force, which ...

A near-Earth object was likely ejected into space after an impact thousands of years ago. Now it could contribute new ...

But to travel from low-Earth orbit (LEO) to farther orbits—or even the Moon—requires ... to the Moon or even from a geosynchronous transfer orbit (GTO) to Mars,” NASA wrote on its website ...

ISRO achieved a historic milestone with its 100th mission, highlighting the reliability of the PSLV with 62 missions. The ...

The upcoming launch of the Geosynchronous Satellite Launch Vehicle (GSLV-F15) will be ISRO's 100th rocket launch from the ...