Astronomers have discovered what is claimed to be the oldest confirmed black hole in the universe, providing a glimpse into ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present ...

This process can be faithfully mimicked in large computer simulations, and tested by observations that probe the history of the Universe starting from just 400,000 years after the Big Bang.

The latest data release from the Planck mission is providing insights on the first stars, dark energy, the structure of the cosmos, and more.

Our universe is vast and getting larger every day, but humanity's understanding of the cosmos is growing too. Tour the universe from the Big Bang to planet Earth in this SPACE.com infographic series.

To investigate the physics of stars, galaxies and the universe, the researchers look into subjects like stellar evolution, young stellar objects, stars at a late stage of their evolution, pulsars ...

A visual history of the expanding Universe includes the hot, dense state known as the Big Bang and the growth and formation of structure subsequently.

Studying the history of time — from the creation of the universe until present day — seems like an overwhelming task to squeeze into a single semester-long college course. Such classes are ...

Our entire cosmic history is theoretically well-understood, but only because we understand the theory of gravitation that underlies it, and because we know the Universe's present expansion rate ...

From probing the Dark Ages of the universe to building a telescope on the moon, pinpointing the light of the first star will be no easy task. Jack Burns is interested in the Dark Ages of the ...