"If you want to take the stairs and walkways from the entrance of the ELT's dome all the way up to the top, you need about 30 minutes." ...

Image an alien planet where savage winds rip through the atmosphere carrying molten iron and titanium particles. Such a ...

home to the Very Large Telescope and future site of the Extremely Large Telescope (ELT), which is currently under construction. When completed, the ELT will be the world's largest telescope capable of ...

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light telescope — is currently under development on the Cerro Armazones ...

Astronomers have discovered by looking through an exoplanet's atmosphere and mapping its 3D structure for the first time ...

Paranal’s facilities, however, should soon be outclassed by ESO’s under-construction $1.5-billion Extremely Large Telescope, or ELT, which boasts a light-gathering primary mirror nearly 40 ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

Astronomers have peered through the atmosphere of a planet beyond the solar system, mapping its 3D structure for the first ...

By combining the four giant telescopes of the Very Large Telescope, an international team has observed the exoplanet WASP-121b with unprecedented precision, revealing one of the most extreme climates ...

Located 900 light-years away in the constellation Puppis, WASP-121b is an ultra-hot Jupiter, a gas giant orbiting its star so closely that a year lasts just 30 Earth hours. One side of the planet is ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first ...