Noctilucent or night-shining clouds are rare, high-altitude clouds that glow with a blue silvery hue at dusk or dawn when the Sun shines on them from below the horizon. These ice clouds typically ...

This NASA Hubble Space Telescope downloadable e-book, Black Holes: Into the Vortex is the sixth edition in the Hubble Focus series, which explores cosmic topics that have been transformed by Hubble’s ...

Artist's concept of NASA's Dragonfly on the surface of Saturn's moon Titan. The car-sized rotorcraft will be equipped to characterize the habitability of Titan's environment, investigate the ...

The supermassive black hole imaged by the EHT is located in the center of the elliptical galaxy M87, located about 55 million light years from Earth. This image was captured by FORS2 on ESO's Very ...

Humans and Novae Because they are so bright, novae can be visible to the unaided eye. This means that humans most likely saw novae long before telescopes were invented. From Earth, novae don't look ...

Hubble 3D Model Over Earth in NASA's "Eyes on the Solar System" Feature Hubble is featured in NASA's "Eyes on the Solar System" interactive, which shows where it is currently located in its orbit ...

This luminous image from the NASA/ESA Hubble Space Telescope shows Z 229-15, a celestial object that lies about 390 million light-years from Earth in the constellation Lyra. Z 229-15 is one of those ...

This image shows the middle section of an approximate true-color panorama, dubbed "Lion King," showing "Eagle Crater" and the surrounding plains of Meridiani Planum. It was obtained by the Mars ...

Firsts First spacecraft to enter Jupiter's atmosphere Key Dates Oct. 18, 1989: Launch July 13, 1995: Probe was released from the Galileo spacecraft Dec. 7, 1995: Probe penetrated Jupiter's atmosphere ...

Simulation of the formation of the galaxy known as "The Mice." The simulation depicts the merger of two spiral galaxies, pausing and rotating at the stage resembling the Hubble Space Telescope ...

Office of the Chief Science Data Officer Reports The Office of the Chief Science Data Officer (OCSDO) within NASA's Science Mission Directorate (SMD) is advancing transformative NASA science. Read ...

NASA's Hubble Space Telescope has detected for the first time a population of white dwarfs embedded in the hub of our Milky Way galaxy. The Hubble images are the deepest, most detailed study of the ...