Hubble Space Telescope: Starstruck in Terzan 4
A glittering multitude of stars in the globular cluster Terzan 4 fills this image from the Hubble Space Telescope. Globular clusters are collections of stars…
A glittering multitude of stars in the globular cluster Terzan 4 fills this image from the Hubble Space Telescope. Globular clusters are collections of stars…
Astronomers Find Spiraling Stars May Be Feeding Star Formation in a Nearby Stellar Nursery Stars are the machines that sculpt the universe, yet researchers still…
Two overlapping spiral galaxies are pictured in this splendid image from the Hubble Space Telescope. The two galaxies, which lie more than a billion light-years…
What Is a Quasar? A quasar is an extremely active and luminous type of active galactic nucleus (AGN). While all quasars are AGNs, not all…
Incredible new images of the spectacular Phantom Galaxy, M74, showcase the power of space observatories working together in multiple wavelengths. In this case, data from…
This stunning image from the NASA/ESA Hubble Space Telescope shows the arms of the spiral galaxy M74 studded with rosy pink regions of fresh star…
What Is a Red Giant? A red giant forms after a star has run out of hydrogen fuel for nuclear fusion and has…
What Is Stellar Wind? Stellar winds are fast-flowing streams of particles that are emitted from a star. Even though stars may appear to be stable…
The galaxy featured in this Hubble Picture of the Week has a shape unlike many of the galaxies familiar to Hubble. Although its thousands of…
What Is a Nebula? Nebulae are interstellar clouds of gas and dust. Many nebulae are formed from the remnants of dying stars. Nebulae are often…
This scintillating image, which was captured by the NASA/ESA Hubble Space Telescope’s Wide Field Camera 3 and Advanced Camera for Surveys, showcases the globular cluster…
What Is a Neutron Star? Neutron stars are the extremely dense remnants of supermassive stars that have exploded as supernovae. A star’s evolution and ultimate…
This vibrant celestial cloudscape from the NASA/ESA Hubble Space Telescope captures the colorful region surrounding the Herbig-Haro object HH 505. Luminous regions surrounding newborn stars,…
This spectacular star-studded image shows the heart of the globular cluster NGC 6638 in the constellation Sagittarius. Captured by the NASA/ESA Hubble Space Telescope, this…
This spectacular luminescent image from the Hubble Space Telescope features multiple galaxies, perhaps most noticeably LEDA 58109, the lone galaxy in the upper right. LEDA…
This intriguing observation from the Hubble Space Telescope reveals a gravitationally lensed galaxy with the long-winded identifier SGAS J143845+145407. Gravitational lensing has generated a mirror…
On Monday, July 11, President Joe Biden released one of the James Webb Space Telescope’s first images in a preview event at the White House…
This observation from the NASA/ESA Hubble Space Telescope features the globular cluster Terzan 2 in the constellation Scorpio. Found in a wide variety of galaxies,…