New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

There are a lot of satellites, and a lot of trash, around our planet — and the quantities are only going to get higher.

A new study released by ESO on Monday (March 17 ... threaten the current and long-term viability of Paranal as a world-leader in astronomy, causing the loss of key discoveries about the universe and ...

This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

Just about everyone has heard of NASA’s Hubble Space Telescope — not too surprising considering that it has been with us for ...

After over a decade of stellar service, ESA’s Gaia spacecraft has been retired – but its legacy is just beginning. From ...

Europe's Gaia space telescope was powered down and sent into "retirement" on Thursday after a decade revealing the secrets of ...

Gaposchkin, the woman who overcame adversity to discover the meaning of stars.

Fast radio bursts (FRBs) are among the most puzzling astronomical phenomena. These brief yet intense bursts of radio waves, ...

Apr. 4, 2025 — Low vaccination rates for influenza viruses and the lack of an HSV vaccine underscore the need for a new approach to reduce viral transmission. Researchers have now used a ...

A new study released by ESO on Monday ... and long-term viability of Paranal as a world-leader in astronomy, causing the loss of key discoveries about the universe and compromising Chile's ...