China is planning to launch a new solar exploration satellite, Xihe-2, between 2028 and 2029 to the fifth Lagrange (L5) point ...

Visualization of the Sun-Earth Lagrange points. Orbital mechanics is a fun subject, as it involves a lot of seemingly empty space that’s nevertheless full of very real forces, all of which must be ...

Launch of the Aditya-L1 solar observatory on a PSLV from Satish Dhawan Space Centre on Sept. 2, 2023. Credit: ISRO HELSINKI — India’s Aditya-L1 solar observatory has reached its destination orbit ...

India’s Aditya-L1 probe will arrive in a few days at a patch of space between Earth and the sun, almost a million miles away. The location is remote yet isn’t very lonely. Four active spacecraft are ...