Star trails are the visible imprint of Earth's rotation. As our planet spins around its axis, the stars appear to sweep ...

Last week, four lasers were projected into the sky above the European Southern Observatory (ESO) Paranal site in Chile. The lasers successfully created an "artificial star" that astronomers can use to ...

This image shows a cloud of gas and dust, shaped like a cosmic bat. The image was obtained mostly in visible light with the VLT Survey Telescope (VST), hosted at ESO’s Paranal Observatory in Chile.

Swift observations with the European Southern Observatory’s Very Large Telescope (ESO’s VLT) have revealed the explosive death of a star just as the blast was breaking through the star’s surface. For ...

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive death of a star just as the ...

A recent laser trial at theEuropean Southern Observatory (ESO) in Chile marks a groundbreaking step in the field of optical ...

A colossal cloud of gas and dust resembling a flying bat has been photographed soaring across the southern sky by the Very Large Telescope Survey Telescope (VST) in Chile. The eerie formation was ...

When Galileo pointed his telescope at Saturn and Jupiter, he had just discovered the nature of two giant planets. Later came Uranus and Neptune, two more gas giants. Since then, astronomers have ...

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Tucked into a back corner of the New Jersey Sports and Exposition Authority complex at DeKorte Park in Lyndhurst, the William D. McDowell Observatory, at first glance, doesn’t seem all that special.