Astronomy

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy known as the Hubble tension.

Using the James Webb Space Telescope, astronomers have discovered an example of a new class of exoplanet, and it smells like rotten eggs.

With the help of an extremely powerful telescope deep underground in Japan, astronomers may be able to catch a glimpse of ghost particles from long-dead stars.

As binary neutron stars spiral around each other to merge, their gravitational tidal forces distort each other's shape and structure, potentially revealing clues as to what lies within them.

So, why is it that Orion is not always visible in the night sky, and certainly not in the same location month after month, while the Big Dipper always is?

Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding galaxies.

Russia plans to launch the Venera-D mission to Venus in 2036, continuing the Soviet Union's legacy of exploring there in the 1960s, 1970s and 1980s.

A new NASA satellite image has captured a rare view of an erupting volcano, revealing its bright red lava flow as seen from space.

Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth's history that created the moon.