Hubble Archives

This artist's concept shows hot Jupiter WASP-121b, which presents the best evidence yet of a stratosphere on an exoplanet. Image credit: Engine House VFX, At-Bristol Science Centre, University of Exeter

Hubble Telescope Detects Exoplanet with Glowing Water Atmosphere

August 2, 2017 Guest Author or Contributor

By Elizabeth Landau (Jet Propulsion Laboratory) and Ray Villard (Space Telescope Science Institute) Scientists have discovered the strongest evidence to date for a stratosphere on a planet outside our solar system, or exoplanet. A stratosphere is […]

The atmosphere of the distant "warm Neptune" HAT-P-26b, illustrated here, is unexpectedly primitive, composed primarily of hydrogen and helium. Credit: NASA/GSFC.

“Warm Neptune” Has Unexpectedly Primitive Atmosphere

May 12, 2017 Kay Whatley

By Elizabeth Zubritsky, NASA A study combining observations from NASA’s Hubble and Spitzer space telescopes reveals that the distant planet HAT-P-26b has a primitive atmosphere composed almost entirely of hydrogen and helium. Located about 437 light […]

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The Strange-ness: Building a DNA Database for Pets

August 9, 2016

At a time when human genetic testing may be an expensive medical option, or personally done for a hundred dollars or so through genealogy companies, the majority of humans do not have access to their genetic […]

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Why Are So Many Antelopes Dying?

September 11, 2015

By Danielle Wiener-Bronner, reprinted from Fusion.net with permission Over the past few months, saiga antelopes have been dying out by the tens of thousands in Kazakhstan. Since May, about 120,000 have died, and that number […]

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UFO Sightings by US State: December 2018

January 16, 2019

By Kay Whatley, Editor Across the United States each year, thousands of unidentified flying object (UFO) sightings are reported. UFO reports cover close encounters of various types, range from blinking lights in the sky to […]