Since Hubble’s launch, astronomers have discovered over 1 trillion galaxies, but Andromeda stands out as the closest and most ...

Scientists have discovered a potentially record-breaking fast planetary system, with a star and possible exoplanet moving at ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Isolated, low-mass galaxies help researchers study the impact of reionization on their star formation histories (SFHs) ...