The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: Hubble observed what...

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: What does Hubble’s...

Astronomers seem to have revealed a puzzling detail in the way dark matter behaves.

They found small, dense concentrations of dark matter that bend and magnify light much more strongly than...

Dr. Amy Simon has always been fascinated with space. From a young age she dreamed of lifting off in the space shuttle, just like her hero, astronaut Sally Ride. Over the years her interest in space remained, and...

Shortly after the Hubble Space Telescope was deployed in 1990, the observatory's primary mirror was discovered to have an aberration that affected the clarity of the telescope's early images....

Episode 3: Time Machines – Hubble has looked back billions of years in time to see some of the earliest galaxies in their infancy, and it has fundamentally changed what we...

The Hubble Space Telescope has been answering questions about the universe for over 30 years.



The question is: How big is the Hubble Space Telescope? You might be...

Episode 2: An Unexpected Journey – With five servicing missions, upgraded instruments, and new ways of operating, Hubble is not the same telescope it was when it launched....

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: What...

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: How wide is Hubble’s...

Observations of Jupiter's icy moon Europa from NASA's Hubble Space Telescope have revealed the presence of persistent water vapor — but, mysteriously, only in one hemisphere.



Europa harbors a vast ocean underneath...

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: Hubble witnessed...

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: How many times does...

Celebrating 30 years in orbit, the Hubble Space Telescope has revealed astonishing secrets about our universe. Yet, while its most famous pictures may reveal galaxies and nebulas across the cosmos, it’s also unlocked...

NASA’s Hubble Space Telescope has established an extraordinary new benchmark: detecting the light of a star that existed within the first billion years after the universe’s birth in the big bang—the farthest individual star...

We are going forward to the Moon by 2024, but did you know that back in 2005, Dr. Jim Garvin and his team of scientists pointed the Hubble Space Telescope at our nearest celestial neighbor for a very important...

After Hubble’s important gyroscopes began to fail, a Hubble emergency was declared and Servicing Mission 3 was quickly split into two separate launches. So on Dec. 19, 1999, the brave crew of space shuttle Discovery...

Our Milky Way’s central black hole has a leak! This supermassive black hole, over 4 million times more massive than our Sun, looks like it still has the remnants of a blowtorch-like jet dating back several thousand...

NASA’s Hubble Space Telescope has given astronomers their best look yet at an interstellar visitor – Comet 2I/Borisov – whose speed and trajectory indicates it is from outside of our solar system.



This Hubble...

On May 11, 2009, the brave crew of Space Shuttle Atlantis lifted off to make NASA’s Hubble Space Telescope more powerful than ever before.
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Hubble's Servicing Mission 4 (SM4) was the most ambitious and...

What was originally conceived as a mission of preventive maintenance turned more urgent on Nov. 13, 1999, when the fourth of six gyros failed and Hubble temporarily closed its eyes on the universe....

The Hubble Space Telescope has been revealing the secrets of the universe for over 30 years, but it turns out Hubble has some secrets of its own!



The question is: What does Hubble use...

For the past 31 years, the Hubble Space Telescope has continued its important mission of uncovering the mysteries of the universe. One of those mysteries that Hubble has helped us begin to...

For the past 31 years, the Hubble Space Telescope has continued its important mission of uncovering the mysteries of the universe. One of those mysteries that Hubble has helped us begin to...