Hubblecast HD

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The latest news about astronomy, space, and the NASA/ESA Hubble Space Telescope presented in High Definition.
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Hubblecast 116: Henrietta Leavitt — ahead of her time

04:33 | Feb 20th

Born in 1868, Henrietta Leavitt was an astronomer ahead of her time, whose work helped to revolutionise our understanding of the Universe. While working at Harvard Observatory, she began to study stars of fluctuating brightness. She made a crucial ob...Show More
Hubblecast 114: How does Hubble orientate itself in space?

04:20 | Dec 19th, 2018

This new Hubblecast episode takes a detailed look into the refined Pointing Control System that allows Hubble to keep its gaze into the Universe firm and steady.
Hubblecast 112 Light: Mars and Saturn

01:20 | Jul 26th, 2018

Mars and Saturn are among the most popular planets. This new episode of the Hubblecast presents the images Hubble took of these planets in summer 2018.
Hubblecast 112 Light: Mars and Saturn

01:20 | Jul 26th, 2018

Mars and Saturn are among the most popular planets. This new episode of the Hubblecast presents the images Hubble took of these planets in summer 2018.
Hubblecast 111: Hubble sees `Oumuamua getting a boost

06:16 | Jun 27th, 2018

Astronomers have found that ‘Oumuamua, the first interstellar object discovered in the Solar System, is moving away from the Sun faster than expected. Using data from the NASA/ESA Hubble Space Telescope, in cooperation with ground-based telescopes, a...Show More
Hubblecast 111: Hubble sees `Oumuamua getting a boost

06:16 | Jun 27th, 2018

Astronomers have found that ‘Oumuamua, the first interstellar object discovered in the Solar System, is moving away from the Sun faster than expected. Using data from the NASA/ESA Hubble Space Telescope, in cooperation with ground-based telescopes, a...Show More
Hubblecast 110 Light: New test of Einstein’s general relativity

01:06 | Jun 21st, 2018

An international team of astronomers using Hubble has made the most precise test of general relativity yet outside our Milky Way.
Hubblecast 110 Light: New test of Einstein’s general relativity

01:06 | Jun 21st, 2018

An international team of astronomers using Hubble has made the most precise test of general relativity yet outside our Milky Way.
Hubblecast 109: Diving into the Lagoon Nebula

04:07 | Apr 19th, 2018

On 24 April 1990, Hubble was launched into space. To celebrate its 28th year in orbit, some of Hubble’s precious observation time was used to observe the colourful Lagoon Nebula. One of only two star-forming nebulae visible to the unaided eye, this s...Show More
Hubblecast 109: Diving into the Lagoon Nebula

04:07 | Apr 19th, 2018

On 24 April 1990, Hubble was launched into space. To celebrate its 28th year in orbit, some of Hubble’s precious observation time was used to observe the colourful Lagoon Nebula. One of only two star-forming nebulae visible to the unaided eye, this s...Show More
Hubblecast 108 Light: Hubble finds most distant star

01:11 | Apr 2nd, 2018

Astronomers have used Hubble to make an incredible discovery — they have observed the most distant star ever seen. The bright blue star existed only 4.4 billion years after the Big Bang. This incredible distant star allows astronomers to learn more a...Show More
Hubblecast 108 Light: Hubble finds most distant star

01:11 | Apr 2nd, 2018

Astronomers have used Hubble to make an incredible discovery — they have observed the most distant star ever seen. The bright blue star existed only 4.4 billion years after the Big Bang. This incredible distant star allows astronomers to learn more a...Show More
Hubblecast 107: Decoding the colours of NGC 3344

04:47 | Feb 14th, 2018

Our eyes detect only visible light, but on board Hubble are a variety of instruments that together detect many different wavelengths of light. This means that Hubble is able to observe galaxies over a wide range of wavelengths to reveal features that...Show More
Hubblecast 107: Decoding the colours of NGC 3344

04:47 | Feb 14th, 2018

Our eyes detect only visible light, but on board Hubble are a variety of instruments that together detect many different wavelengths of light. This means that Hubble is able to observe galaxies over a wide range of wavelengths to reveal features that...Show More
Hubblecast 106 Light: Flying through the Orion Nebula

01:13 | Jan 15th, 2018

This visualisation takes the viewer on a breathtaking flight through the Orion Nebula, a nearby star-forming region. The video has been produced using scientific imagery and data from the NASA/ESA Hubble Space Telescope.
Hubblecast 106 Light: Flying through the Orion Nebula

01:13 | Jan 15th, 2018

This visualisation takes the viewer on a breathtaking flight through the Orion Nebula, a nearby star-forming region. The video has been produced using scientific imagery and data from the NASA/ESA Hubble Space Telescope.
Hubblecast 104: Illustrating Hubble’s discoveries

07:33 | Dec 19th, 2017

Hubble is best known for its stunning images and amazing discoveries. But sometimes the discoveries do not come hand-in-hand with a breathtaking view of the Universe. Raise the curtains for the artists creating impressions of the cosmos! In this H...Show More
Hubblecast 104: Illustrating Hubble’s discoveries

07:33 | Dec 19th, 2017

Hubble is best known for its stunning images and amazing discoveries. But sometimes the discoveries do not come hand-in-hand with a breathtaking view of the Universe. Raise the curtains for the artists creating impressions of the cosmos! In this H...Show More
Hubblecast 103: Hubble observes source of gravitational waves for the first time

04:19 | Oct 16th, 2017

Astronomers using the NASA/ESA Hubble Space Telescope have observed a visible counterpart to gravitational waves for the first time: a kilonova from merging neutron stars.
Hubblecast 103: Hubble observes source of gravitational waves for the first time

04:19 | Oct 16th, 2017

Astronomers using the NASA/ESA Hubble Space Telescope have observed a visible counterpart to gravitational waves for the first time: a kilonova from merging neutron stars.
Hubblecast 102: Taking the fingerprints of exoplanets

03:59 | Oct 11th, 2017

The atmosphere of an exoplanet can reveal a wealth of information, such as the planet’s temperature, its air pressure, and whether it is suitable for life. However, studying exoplanet atmospheres is one of the most challenging tasks in modern astrono...Show More
Hubblecast 102: Taking the fingerprints of exoplanets

03:59 | Oct 11th, 2017

The atmosphere of an exoplanet can reveal a wealth of information, such as the planet’s temperature, its air pressure, and whether it is suitable for life. However, studying exoplanet atmospheres is one of the most challenging tasks in modern astrono...Show More
Hubblecast 100: Best of Hubblecast

05:10 | Apr 20th, 2017

Throughout its 27-year history, Hubble has seen enough of the Universe to fill 100 episodes of the Hubblecast — 10 hours worth! These episodes have captured the science, culture, trials, and successes of Hubble, ranging from its spectacular images to...Show More
Hubblecast 100: Best of Hubblecast

05:10 | Apr 20th, 2017

Throughout its 27-year history, Hubble has seen enough of the Universe to fill 100 episodes of the Hubblecast — 10 hours worth! These episodes have captured the science, culture, trials, and successes of Hubble, ranging from its spectacular images to...Show More
Hubblecast 99: Hubble’s biggest discoveries — part 2

07:08 | Mar 22nd, 2017

To many, Hubble is best known for its stunning images of celestial objects, but among astronomers it is admired for the valuable data it delivers. Hubble has helped revolutionise astronomy, including shedding light on dark matter and dark energy, lif...Show More
Hubblecast 99: Hubble’s biggest discoveries — part 2

07:08 | Mar 22nd, 2017

To many, Hubble is best known for its stunning images of celestial objects, but among astronomers it is admired for the valuable data it delivers. Hubble has helped revolutionise astronomy, including shedding light on dark matter and dark energy, lif...Show More
Hubblecast 98: Hubble’s biggest discoveries — part 1

06:47 | Feb 23rd, 2017

Since its launch in 1990, Hubble has revolutionised our knowledge of astronomy. From imaging the most stunning phenomena in the cosmos, to the study of the invisible parts of the Universe, to observing the most distant objects ever seen. Hubble’s sha...Show More
Hubblecast 98: Hubble’s biggest discoveries — part 1

06:47 | Feb 23rd, 2017

Since its launch in 1990, Hubble has revolutionised our knowledge of astronomy. From imaging the most stunning phenomena in the cosmos, to the study of the invisible parts of the Universe, to observing the most distant objects ever seen. Hubble’s sha...Show More
Hubblecast 97: Hubble, exoplanets and the hunt for life

06:19 | Dec 15th, 2016

Since astronomers discovered that the stars in the sky are other suns, humanity has wondered if they are also orbited by planets and if those planets host alien life. Since the discovery of the first exoplanet only 25 years ago Hubble is among the ma...Show More
Hubblecast 97: Hubble, exoplanets and the hunt for life

06:19 | Dec 15th, 2016

Since astronomers discovered that the stars in the sky are other suns, humanity has wondered if they are also orbited by planets and if those planets host alien life. Since the discovery of the first exoplanet only 25 years ago Hubble is among the ma...Show More
Hubblecast 96: How many galaxies are there?

05:43 | Oct 13th, 2016

Since Edwin Hubble discovered that the Milky Way is not the only galaxy in the Universe astronomers try to find out how many of them are there. This new Hubblecast focusses on the question “How many galaxies are there?” including the new numbers achi...Show More
Hubblecast 96: How many galaxies are there?

05:43 | Oct 13th, 2016

Since Edwin Hubble discovered that the Milky Way is not the only galaxy in the Universe astronomers try to find out how many of them are there. This new Hubblecast focusses on the question “How many galaxies are there?” including the new numbers achi...Show More
Hubblecast 95: The impact of astronomy on our technological world

10:53 | Oct 4th, 2016

The astronomical images taken by Hubble are amongst the best known in the world. Behind these iconic observations stands a sophisticated instrument, based upon world-changing technology. Many of the technologies used and developed for Hubble and othe...Show More
Hubblecast 94: The future of Hubble, part II

09:42 | Aug 18th, 2016

In April 2016 the NASA/ESA Hubble Space Telescope celebrated its 26th year in orbit. More than a quarter of a century of intriguing observations and remarkable discoveries. But what is there left for Hubble, and the forthcoming James Webb Space Teles...Show More
Hubblecast 93: Telescope Teamwork

08:14 | Jul 6th, 2016

The NASA/ESA Hubble Space Telescope is one of the most sophisticated telescopes in the world. But even Hubble cannot uncover all secrets of the Universe on its own. This new Hubblecast focusses on discoveries astronomers made using Hubble and other t...Show More
Hubblecast 92: 26th anniversary

04:40 | Apr 21st, 2016

On 24 April 1990, the NASA/ESA Hubble Space Telescope was sent into orbit aboard the space shuttle Discovery. Now it is celebrating its 26th anniversary. As in the last years Hubble spent a modest portion of its observing time to observe a special ch...Show More
Hubblecast 91: The future of Hubble, part 1

07:05 | Apr 8th, 2016

In April 2016 the NASA/ESA Hubble Space Telescope celebrates its 26th year in orbit. During this time the telescope has made many remarkable discoveries. But what comes next? In this first episode about the future of Hubble scientists and staff share...Show More
Hubblecast 90: The final frontier

06:23 | Feb 9th, 2016

Since October 2013 the NASA/ESA Hubble Space Telescope has been observing some of the most massive structures in the Universe -- galaxy clusters. Using the magnification effect caused by their mass, Hubble can look deeper into the Universe than ever...Show More
Hubblecast 89: Edwin Hubble

05:58 | Dec 10th, 2015

When you hear the name "Hubble", you probably think of the NASA/ESA Hubble Space Telescope. But, decades before the Hubble Space Telescope, Dr Edwin Powell Hubble revolutionised the field of astronomy. In the newest Hubblecast, we take a look at the ...Show More
Hubblecast 88: Mysterious Ripples Found Racing Through Planet-forming Disc

04:42 | Oct 7th, 2015

Using images from the NASA/ESA Hubble Space Telescope and ESO’s Very Large Telescope, astronomers have discovered unique and totally unexpected structures within the dusty disc around the star AU Microscopii.
Hubblecast 87: The many mysteries of Pluto

05:42 | Sep 23rd, 2015

Before NASA's New Horizons probe flew past Pluto in July 2015, almost all of the information scientists had about this mysterious dwarf planet came from observations made by Hubble. In the newest episode of the Hubblecast, we present Hubble's discove...Show More
Hubblecast 86: The wings of the Twin Jet Nebula

05:13 | Aug 26th, 2015

This Hubblecast explores the wings of Twin Jet Nebula which were observed and studied by the NASA/ESA Hubble Space Telescope.
Hubblecast 85: Ode to Hubble

10:02 | Jun 5th, 2015

To celebrate Hubble's 25th birthday ESA/Hubble asked the public to produce and submit short videos illustrating how Hubble has inspired them. This new Hubblecast episode presents the two winning videos. The episode also introduces us to the creators ...Show More