Exoplanets and Stellar Astrophysics Laboratory (667) Press Releases & Feature Stories Archive

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Honeycomb Mirrors Makes NASA’s Webb the Most Powerful Space Telescope

James Webb's mirrors' honeycomb like arrangement allows for Webb to have the largest possible reflective surface area to make observations, with the least amount of dead space in between each.

Celebratory Galaxy Photo Honors 25th Anniversary of NASA's First Hubble Servicing Mission

One especially photogenic galaxy located 55 million light-years away holds a special place in Hubble history.

Hubble Celebrates 25 Years Since First Repair Mission in Space

Twenty-five years ago today, a group of astronauts ascended in the space shuttle to accomplish a feat of unprecedented proportions: to fix Hubble, in space.

Hubble Captures Tangled Remnants of a Supernova

This dark, tangled web is a supernova remnant, created after a massive star ended its life in a cataclysmic explosion.

Hubble Uncovers Thousands of Globular Star Clusters Scattered Among Galaxies

Astronomers using Hubble found a whopping 22,426 globular star clusters in a nearby neighborhood of galaxies.

Behind the Scenes of Recovering NASA’s Hubble

Hubble is back to exploring the universe with three working gyros, thanks to the hard work of a multitude of people on the ground.

NASA's Webb Takes a Carriage Ride to Testing Chambers

The James Webb Space Telescope takes a carriage ride from one place to another during testing.

Hubble Captures Stars Across Generations

Star clusters are common structures throughout the universe, each made up of hundreds of thousands of stars all bound together by gravity.

Hubble Hooks a Cosmic Jellyfish

At first glance, a bright blue crescent immediately jumps out of this NASA/ESA Hubble Space Telescope image.

Astronomers Find Possible Elusive Star Behind Supernova

Astronomers may have finally uncovered the long-sought progenitor to a specific type of exploding star by sifting through NASA Hubble Space Telescope archival data.

NASA’s Webb Telescope Will Investigate Cosmic Jets From Young Stars

James Webb Space Telescope will study objects like Herbig-Haro (HH) 212, located about 1,400 light-years away in the constellation Orion.

Hubble Spots a Lonely Blue Dwarf

This captivating image from the NASA/ESA Hubble Space Telescope’s Wide Field Camera 3 shows a lonely dwarf galaxy 100 million light-years away from Earth.

Astronomers Unveil Growing Black Holes in Colliding Galaxies

These images reveal the final stage of unions between pairs of galactic nuclei in the messy cores of colliding galaxies.

Hubble Finds Smiling Face in a Hunt for Newborn Stars

This image shows a patch of space filled with galaxies of all shapes, colors and sizes.

Hubble Reveals a Giant Cosmic 'Bat Shadow'


NASA’s Hubble Space Telescope Returns to Science Operations

NASA’s Hubble Space Telescope returned to normal operations late Friday, Oct. 26, and completed its first science observations on Saturday, Oct. 27 at 2:10 AM EDT.

Hubble Sets Sights on a Galaxy with a Bright Heart

This Hubble Space Telescope image shows the unbarred spiral galaxy NGC 5033, located about 40 million light-years away

Hubble Captures the Ghost of Cassiopeia

The ghost of Cassieopeia's ethereal glow might remind people of apparitions such as those reported by paranormal investigators.

Hubble Moving Closer to Normal Science Operations

NASA took great strides last week to press into service a Hubble Space Telescope backup gyroscope (gyro) that was incorrectly returning extremely high rotation rates.

Hubble Spies Glittering Star Cluster in Nearby Galaxy

This glittering ball of stars is the globular cluster NGC 1898, which lies toward the center of the Large Magellanic Cloud.

Superflares From Young Red Dwarf Stars Imperil Planets

Stellar flares from red dwarfs are particularly bright in ultraviolet wavelengths, compared with Sun-like stars

How to Weigh a Black Hole Using NASA’s Webb Space Telescope

Astronomers will use NASA’s James Webb Space Telescope to measure a black hole’s mass.

All in the Family: Kin of Gravitational-Wave Source Discovered

About a year ago, astronomers excitedly reported the first detection of electromagnetic waves, or light, from a gravitational wave source. Now, a year later, researchers are announcing the existence of a cosmic relative to that historic event.

Update on the Hubble Space Telescope Safe Mode

NASA continues to work toward resuming science operations of the Hubble Space Telescope after the spacecraft entered safe mode due to a failed gyroscope (gyro) on Friday, Oct. 5.

Hubble in Safe Mode as Gyro Issues are Diagnosed

NASA is working to resume science operations of the Hubble Space Telescope after the spacecraft entered safe mode on Friday, October 5, shortly after 6:00 p.m. EDT. Hubble’s instruments still are fully operational and are expected to produce excellent science for years to come.
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