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First Supernova Companion Star Found
First Supernova Companion Star Found

In 2004, an international team of astronomers had, for the first time, observed a stellar “survivor” emerge from a double…

Ways We Can Be Affected by Space Weather
Ways We Can Be Affected by Space Weather

So much of our modern technology is at risk from space weather, including satellites, communications and power grids.

Representation of Earth’s Invisible Magnetic Field
Representation of Earth’s Invisible Magnetic Field

Schematic illustration of the invisible magnetic field lines generated by the Earth, represented as a dipole magnet field.

Kepler-22b – Comfortably Circling within the Habitable Zone
Kepler-22b – Comfortably Circling within the Habitable Zone

This diagram compares our own solar system to Kepler-22, a star system containing the first “habitable zone” planet discovered by…