Astronomers Image Massive Exoplanet in Triple-Star System

Artist's conception of the star system HD 131399, with the planet HD 131399Ab in the foreground. Image Credit: Credit:
ESO/L. Calçada/M. Kornmesser

Artist’s conception of the star system HD 131399, with the planet HD 131399Ab in the foreground. Image Credit:ESO/L. Calçada/M. Kornmesser

Over the past couple decades, astronomers have been discovering a seemingly endless variety of exoplanets orbiting other stars. Some are rather similar to planets in our own Solar System, while others are more like […]

NASA's Juno Spacecraft Enters Orbit Around Jupiter, the 'King of Planets'

Artist's conception of Juno approaching Jupiter. Image Credit: NASA

Artist’s conception of Juno approaching Jupiter. Image Credit: NASA

Jupiter has often been referred to as the King of Planets, and for good reason, as it is a massive gas giant, much larger than Earth and the largest planet in our Solar System. It is more than 2.5 times as massive as all the other […]

Cassini Data May Help Locate 'Planet Nine' and Reveals Methane Fog on Titan

Artist's conception of the possible "Planet Nine," orbiting much farther from the Sun than even Pluto. Image Credit: Caltech/R. Hurt (IPAC)

Artist’s conception of the possible Planet Nine, orbiting much farther from the Sun than even Pluto. The Cassini spacecraft may be able to help find it. Image Credit: Caltech/R. Hurt (IPAC)

The Cassini spacecraft has been orbiting Saturn for many years now, studying the massive planet and its moons in unprecedented detail. Now, Cassini […]

'If It Goes Poorly, You Take the Blame': 25 Years Since the Launch of the Compton Gamma Ray Observatory (Part 1)

Astronaut Jerry Ross grins through shuttle Atlantis' aft flight deck windows, as the Compton Gamma Ray Observatory is readied for deployment in April 1991. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Astronaut Jerry Ross grins through Shuttle Atlantis’ aft flight deck windows, as the Compton Gamma Ray Observatory is readied for deployment in April 1991. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

For a few hours in early April 1991, it seemed that things could not get any worse for NASA. A year earlier, the first […]

James Webb’s Critical Science Component Completes Essential Tests, While Telescope Is “Optically Complete”

NASA engineer Ernie Wright looks on as the first six of eighteen flight ready James Webb Space Telescope's primary mirror segments are prepped to begin final cryogenic testing at NASA's Marshall Space Flight Center. Photo Credit: NASA/MSFC/David Higginbotham

NASA engineer Ernie Wright looks on as the first six of eighteen flight ready James Webb Space Telescope’s primary mirror segments are prepped to begin final cryogenic testing at NASA’s Marshall Space Flight Center (photo previously published). Photo Credit: NASA/MSFC/David Higginbotham

Less than 36 months from its launch, the James Webb Space Telescope (JWST), […]

NASA Eyes May 2018 for InSight Mars Lander Launch, Pending Instrument Redesign

NASA's InSight Mars mission is now being targeted for a May 2018 launch. Image Credit: NASA/JPL-Caltech

NASA’s InSight mission to Mars is now being targeted for a May 2018 launch. Image has been cropped for publication. Image Credit: NASA/JPL-Caltech

In December, those following the Interior Exploration using Seismic Investigations, Geodesy and Heat Transport (InSight) mission, planned to launch on a trek to Mars this month aboard a ULA Atlas-V launch […]

One-Year Crew Prepares to Depart Space Station for Return to Earth

With Sergei Volkov (center) commanding the return to Earth, One-Year crewman Scott Kelly (left) and Mikhail Kornienko will wrap up the longest single space mission of the 21st century next week. Photo Credit: NASA/Scott Kelly/Twitter

With Sergei Volkov (center) commanding the return to Earth, One-Year crewman Scott Kelly (left) and Mikhail Kornienko will wrap up the longest single space mission of the 21st century next week. Photo Credit: NASA/Scott Kelly/Twitter

Scott Kelly has certainly been waxing lyrical recently, as he wraps up the last couple of percent of his […]

Hubble Space Telescope Analyzes Atmosphere of Super-Earth Exoplanet for First Time

Artist's  conception of 55 Cancri e. Image Credit: ESA/Hubble, M. Kornmesser

Artist’s conception of 55 Cancri e, a searingly hot, carbon-rich world. Image Credit: ESA/Hubble, M. Kornmesser

Exoplanets are now being discovered by the thousands, but most are so far away that determining anything specific about their composition or atmosphere is currently very difficult. But technology keeps advancing, and scientists are now starting to be […]

All Webb Telescope's 18 Primary Gold-Coated Mirrors Now Installed to Unravel Mysteries of the Universe

From NASA: "Inside a massive clean room at NASA's Goddard Space Flight Center in Greenbelt, Maryland the James Webb Space Telescope team used a robotic am to install the last of the telescope's 18 mirrors onto the telescope structure." NASA/Chris Gunn

From NASA: “Inside a massive clean room at NASA’s Goddard Space Flight Center in Greenbelt, Maryland the James Webb Space Telescope team used a robotic am to install the last of the telescope’s 18 mirrors onto the telescope structure.” NASA/Chris Gunn

Construction of the James Webb Space Telescope (JWST), a NASA, European Space Agency […]

NASA Announces Payloads for First SLS Mission

An SLS in its Block 1 configuration goes up, up, and away in this artist’s rendering. Image Credit: NASA/MSFC

It may still be almost three years into the future, but the maiden voyage of NASA’s gigantic Space Launch System (SLS) booster—destined to carry humans beyond low-Earth orbit for the first time in five decades—drew […]