Cosmic Videos

A New Surprise in the Accelerating Universe

A New Surprise in the Accelerating Universe

In 1998, two essentially independent research teams made a shocking announcement, based in part on observations made with the Keck …
The Past, Present, and Future of Space Telescopes

The Past, Present, and Future of Space Telescopes

Maunakea Observatories are among the most powerful ground-based telescopes in the world.  They become even more powerful when combined with …
Spectroscopy:  How Astronomy Really Gets Done

Spectroscopy: How Astronomy Really Gets Done

Everyone knows a picture is worth a thousand words, but a spectrum is worth at least a thousand pictures.  The …
Quest for the Spirit of Ānuenue:  Chasing Rainbows

Quest for the Spirit of Ānuenue: Chasing Rainbows

University of Hawai`i Professor Steven Businger will offer a layman’s look at the cultural and historical significance of rainbows in …
Connecting to Other Worlds

Connecting to Other Worlds

What distant worlds are out there?  What are they like? What can they teach us about our place in the …
PŌWEHI Hawaii and the Event Horizon Telescope

PŌWEHI Hawaii and the Event Horizon Telescope

Join us to talk story about the groundbreaking results from the Event Horizon Telescope and the pioneering role the Maunakea …
Through the Eyes of an Astronomer:  Cosmic Discoveries at Keck Observatory

Through the Eyes of an Astronomer: Cosmic Discoveries at Keck Observatory

The W. M. Keck Observatory has been in operation for more than 25 years as the world’s largest optical and …
In Search of the Ultimate Ruler:  The Grand Challenge of Distances in Astronomy

In Search of the Ultimate Ruler: The Grand Challenge of Distances in Astronomy

Even with the most powerful telescopes and instrumentation, astronomy faces a fundamental problem: the ability to determine the distance to …
A Primitive Planetesimal in the Kuiper Belt Explored by New Horizons

A Primitive Planetesimal in the Kuiper Belt Explored by New Horizons

NASA’s New Horizons mission broke records on New Year’s Day 2019 after encountering the most distant object in our solar …
Exploring Planets Orbiting Nearby Stars

Exploring Planets Orbiting Nearby Stars

The NASA Kepler mission revealed that our Galaxy is teeming with planetary systems and that Earth-sized planets are common, but …
Dark Energy And The Runaway Universe

Dark Energy And The Runaway Universe

We expected the attractive force of gravity to slow down the rate at which the universe is expanding. However, observations …
Universe in Reverse, The Keck Time Machines:  What’s New in the Young Universe?

Universe in Reverse, The Keck Time Machines: What’s New in the Young Universe?

What’s new in the young universe? Shortly after the Big Bang, our universe has been measured to have been almost …

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