The world's most powerful observatory - James Webb Space Telescope - just peered billions of years into the past, revealing ...

The discovery in 1998 that the Universe is expanding faster over time shook the foundations of cosmology. This finding ...

What is equally astonishing, if one thinks of it deeply, is how closely the “Big Bang” theory resembles the creationist ...

The universe is poised to die much faster than previously thought, according to new research by Dutch scientists.

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space.

Rubin Observatory in Chile. Launched in 2023, the ESA's $1.5 billion Euclid space telescope is equipped with a near-perfect 3-feet-11-inch-wide primary mirror and two instruments: a 600 megapixel ...

Technology readiness levels (or TRL levels, because repeating the last word of initialisms is common in English) is a metric ...

NASA engineers have successfully completed testing on one half of the Nancy Grace Roman Space Telescope — a key step in ...

A sparkling cloudscape is revealed by the Hubble Space Telescope, which used its instruments to capture multiple wavelengths ...