Two new studies confirm that the white dwarfs that explode as Type Ia supernovae can approach death in two different ways.
Observations of nearby super-Earth 55 Cancri e reveal huge, as-yet unexplained changes in the exoplanet’s infrared emission. Volcanoes are one possible cause.
With the initial release of the USNO’s Robotic Astrometric Catalog (URAT1), astronomers now have precise positions for about 228 million stars in the northern sky.
The waxing crescent Moon floats by Venus and Jupiter in this week’s evening skies.
Saturn reaches opposition this week, offering the best view of it we’ve had in years. This guide will help you explore the ringed planet’s many charms.
The three brightest planets – Venus, Jupiter, and Saturn – grace our evening skies this month. Mercury makes an appearance too!
It’s time to get away from all those city lights and gather together to share in the secrets of the universe.