Is 'Planet 9' Really a Second Massive Kuiper Belt?

The Kupier Belt is a massive collection of dwarf planet and asteroid-sized worlds orbiting far past Neptune. Is the hypothetical Planet 9 really a second such belt? Image Credit: T. Pyle (SSC)/JPL-Caltech/NASA

The Kuiper Belt is a massive collection of dwarf planet- and asteroid-sized worlds orbiting far past Neptune. Is the hypothetical Planet 9 really a second such belt? Image Credit: T. Pyle (SSC)/JPL-Caltech/NASA

The announcement of a possible large ninth planet in our Solar System way beyond Neptune last month caused a lot of excitement, […]

'Fat as a Goose': 45 Years Since Apollo 14 (Part 2)

Bathed by the intense lunar sunlight, Antares sits on the undulating plain of Fra Mauro in February 1971. Photo Credit: NASA

Al Shepard (foreground) and Ed Mitchell, pictured in the Lunar Module (LM) simulator during training. Photo Credit: NASA

A few hours after leaving Earth on 31 January 1971—45 years ago, this week—Apollo 14 seemed a charmed mission-in-progress, providing a stark contrast with its immediate predecessor, the ill-fated Apollo 13. As outlined in yesterday’s AmericaSpace […]

Edgar Mitchell, Sixth Apollo Moonwalker, Dies at 85

Ed Mitchell, who died Thursday, 4 February 2016, aged 85. Photo Credit: NASA, with thanks to Michael Galindo/AmericaSpace

Ed Mitchell, who died Thursday, 4 February 2016, aged 85. Photo Credit: NASA, with thanks to Michael Galindo/AmericaSpace

Forty-five years to the week since he arrived in lunar orbit and subsequently became one of only 12 humans ever to leave his footprints in the dust of another world, Apollo 14 astronaut Ed Mitchell has […]

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 […]

Veteran Astronaut Kevin Ford Departs NASA

Kevin Ford is reflected and inverted in a blob of water, during his five-month Expedition 33/34 increment. Photo Credit: NASA

Kevin Ford is reflected and inverted in a blob of water, during his five-month Expedition 33/34 increment. Photo Credit: NASA

Astronaut Kevin Ford—who piloted one of the twilight missions of shuttle Discovery’s glittering career, before commanding the International Space Station (ISS) for over 100 days—departed NASA on Friday, 29 January. The retired Air Force […]

NASA Shows Off Orion EM-1 Structure at KSC for Inaugural SLS Lunar Flight Test

The Orion pressure vessel for the EM-1 mission currently sits upon an upgraded test stand inside Operations & Checkout Building at NASA's Kennedy Space Center in Florida. Photo Credit: Talia Landman / AmericaSpace.com

The Orion pressure vessel for the EM-1 mission currently sits upon an upgraded test stand inside Operations & Checkout Building at NASA’s Kennedy Space Center in Florida. Photo Credit: Talia Landman / AmericaSpace.com

NASA’s Orion crew module pressure vessel is secured on a test stand called “the birdcage” inside the Neil Armstrong Operations and Checkout […]

Cape/KSC Spaceport Faces Fantastic 2016 with Especially Significant GPS Kickoff Feb. 5

Propelled by its three 'cores', the Falcon Heavy is expected to make its maiden voyage in April 2016. This behemoth will cement its credentials as the most powerful rocket in current operational status, overtaking the Delta IV Heavy. Image Credit: SpaceX

Propelled by its three “cores,” the Falcon Heavy is expected to make its maiden voyage in fall 2016. This behemoth will cement its credentials as the most powerful rocket in current operational status, overtaking the Delta IV Heavy. Image Credit: SpaceX

The planned Feb. 5 launch of a United Launch Alliance (ULA) Atlas-V carrying […]

'Cauliflower' Silica Formations on Mars: Evidence of Ancient Life?

Image of "cauliflower" silica formations found by the Spirit rover in 2008 near Home Plate in Gusev crater. Do they hold clues to ancient life on Mars? Photo Credit: NASA/JPL-Caltech

Image of “cauliflower” silica formations found by the Spirit rover in 2008 near Home Plate in Gusev crater. Do they hold clues to ancient life on Mars? Photo Credit: NASA/JPL-Caltech

Was there ever life on Mars? That is one of the longest-running and most debated questions in planetary science, and while there have been […]

Super Guppy Delivers Orion EM-1 Structure to KSC for 2018 Inaugural SLS Flight

The structure of the first Orion spacecraft destined to fly atop NASA's Space Launch System (SLS) rocket in late 2018 on Exploration Mission-1 (EM-1) arrived at the agency's Kennedy Space Center (KSC) in Florida Feb. 1, 2016. Photo Credit: Alan Walters / AmericaSpace

The structure of the first Orion spacecraft destined to fly atop NASA’s Space Launch System (SLS) rocket in late 2018 on Exploration Mission-1 (EM-1) arrived at the agency’s Kennedy Space Center (KSC) in Florida Feb. 1, 2016. Photo Credit: Alan Walters / AmericaSpace

The Orion spacecraft destined to fly atop NASA’s Space Launch System […]

City of Titusville Astronaut Memorial Ceremony Wraps Up Somber Week of Anniversaries, Remembrances

A single red carnation and, most touchingly, an apple decorate Christa McAuliffe's plaque at Titusville's Sand Point Park Saturday morning. Photo Credit: Alan Walters / AmericaSpace

A single red carnation and, most touchingly, an apple decorate Christa McAuliffe’s plaque at Titusville’s Sand Point Park Saturday morning. McAuliffe was the first Teacher in Space, but perished aboard Challenger on Jan. 28, 1986. Photo Credit: Alan Walters / AmericaSpace

The dates marked Jan. 27, 28, and Feb. 1 are downcast days in U.S. spaceflight […]