Cosmology
Supercomputers
Mario Hamuy
![Adriana Ocampo](/sites/default/files/careers/MarioHamuy09-credit-wiki-Puzhok-GFDL.jpg)
Credit: By Puzhok (own work) at English Wikipedia - GFDL
Original text: I (Puzhok) created this work entirely by myself.
Occupation: Astronomer and Professor
Year born: 1960
Carlos Frenk
![](/sites/default/files/careers/carlos-frenk-credit-the-peter-and-patricia-gruber-foundation.jpg)
Credit: The Peter and Patricia Gruber Foundation
Occupation: Computational Cosmologist
Year born: 1951
Research Areas: Supercomputer Simulations, Galaxy Formation
Stephen Hawking
![Stephen Hawking in Zero Gravity](/sites/default/files/astro/Stephen_Hawking_in_Zero_Gravity_NASA.jpg)
Credit: Jim Campbell/Aero-News Network
Occupation: Physicist & Author
Year born: 1942
Research Areas: Cosmology, Theoretical Physics
Extremely Large Telescope (ELT)
The Extremely Large Telescope (ELT) will be the world's largest optical telescope. The telescope is being built by the European Southern Observatory (ESO). The ESO is made up of 16 countries which includes the UK and Ireland. The ELT is due to be complete at the end of 2027.
Reasons to Measure Distances
![](/sites/default/files/learn/orion_belt.jpg)
Credit: Mouser,
belt highlighted by The Schools' Observatory
Measuring distances in astronomy is difficult but crucial.