Space missions demonstrate significant investment needed for exploration, with future costs likely increasing and expanding ...

The Hubble Space Telescope holds the record of being the most expensive telescope ever built and has greatly contributed to astronomical discoveries regarding cosmic expansion and age ...

The James Webb Space Telescope took more than two decades and $10 billion to build. It's one of NASA's most expensive science projects. A combination of difficult engineering and mismanagement led ...

A green energy plant expected to be built in Chile's Atacama Desert could increase night-time sky brightness at one of the world's most valuable astronomical locations by up to 35%, a new study ...