Tag Archive for 'Rhea'

Palaeognath birds. Image credit: Bernard Dupont / Kore / Kadellar / Frank Vincentz / Rohit / Manuel Anastácio / CC BY-SA 4.0.

Palaeognath Birds are Capable of Technical Innovation, Study Shows

Feb 24, 2025 by Natali Anderson

Palaeognathae (meaning ‘old jaws’) is a small group of birds which includes several species that have evolved flightlessness and gigantism, such as...

Hubble observed Saturn on June 20, 2019 as the planet made its closest approach to Earth this year, at approximately 808 million miles away. Image credit: NASA / ESA / Hubble / A. Simon, NASA’s Goddard Space Flight Center / M.H. Wong, University of California, Berkeley / OPAL Team.

Saturn’s Rings May Have Formed Following Massive Collision between Two Moons, Scientists Say

Oct 3, 2023 by News Staff

Saturn’s rings could have evolved from the debris of two progenitor icy moons that collided and shattered a few hundred million years ago; debris that...

Flightless or poorly-flighted modern, and recently extinct, paleognath birds with their respective egg sizes. Lithornis, an ancient flying paleognath bird, is depicted and has an unknown egg size. Image credit: Hyunjoo Shin / CC BY 4.0.

Ornithologists Construct New Phylogenetic Family Tree for Paleognath Birds

Feb 1, 2023 by Natali Anderson

About 50 species of birds on Earth today do not belong to the same group as the other 10,000 currently in existence. Known as the paleognaths, this small...

This artist’s painting of the south polar region of Enceladus shows massive jets of water ice being blasted into space. Image credit: Karl Kofoed / NASA.

Saturn Moons Stained by Enceladus’ ‘Ingredients for Life’

Oct 25, 2017 by James Romero

Weathered organic material once dissolved in Enceladus’ subsurface ocean is coating Saturn’s inner moons, explaining surprising variations in their...

Water ice on Rhea’s surface makes it bright in full sunlight. North on Rhea is up and rotated 36 degrees to the right. Image credit: NASA / JPL-Caltech / Space Science Institute.

NASA Releases New Image of Saturn’s Moon Rhea

Aug 3, 2016 by Sergio Prostak

NASA has shared a stunning new image of Rhea, the second largest moon of the gas giant Saturn. Water ice on Rhea’s surface makes it bright in full sunlight....

This image shows Saturn’s moons Titan, Mimas (center bottom) and Rhea (upper left). Image credit: NASA / JPL-Caltech / Space Science Institute.

Triple Crescents: Cassini Captures Incredible Image of Three of Saturn’s Moons

Jun 23, 2015 by News Staff

NASA’s Cassini spacecraft has captured a rare family photo of three of Saturn’s moons: Titan, Mimas and Rhea. This image shows Saturn’s moons Titan,...

This mosaic image from the NASA/ESA/ASI Cassini-Huygens spacecraft is centered at 9 degrees north latitude, 254 degrees west longitude. The image was acquired at a distance of about 57,800 km from Rhea. This image represents one of the highest resolution color views of the icy moon released to date, and consists of multiple images from Cassini’s narrow-angle camera (NAC) with data from the wide-angle camera used to fill in areas where NAC data was not available. Image credit: NASA / JPL-Caltech / Space Science Institute.

Cassini Zeroes in on Saturn’s Icy Moon Rhea

Mar 31, 2015 by News Staff

The NASA/ESA/ASI Cassini-Huygens spacecraft has captured the best images so far of Rhea, the fourteenth of Saturn’s known moons. This mosaic image from...

This image was obtained on 10 September 2007 by NASA's Cassini spacecraft, at a distance of approximately 3.3 million km from Saturn. Rhea - Saturn's second largest moon - is visible against the bluish backdrop of the planet's northern hemisphere. Mimas - Saturn's seventh largest moon - appears as a speck against the ring shadows on planet's western limb. Image credit: NASA / JPL / Space Science Institute.

Scientists Precisely Pinpoint Position of Saturn, its Moons

Jan 9, 2015 by News Staff

A team of researchers using NASA’s Cassini spacecraft and a ground-based radio-telescope system has accurately determined the center of mass, or...

Titan and Rhea. Image credit: NASA / JPL-Caltech / Space Science Institute.

Cassini Captures New Images of Saturn, Titan, Rhea, Enceladus

Dec 29, 2013 by News Staff

NASA’s Cassini team has released stunning new images of Saturn and its three moons – Titan, Enceladus and Rhea. Saturn. Image credit: NASA...

Cassini Returns New Images of Rhea

Mar 14, 2012 by News Staff

NASA’s Cassini spacecraft has returned new close-up images of Saturn’s second largest moon, Rhea. Saturn's moon Rhea (NASA / JPL-Caltech...