Tight Test Margins Hampered SLS Hot Fire Test, NASA Says

@NASA has provided an update on what went wrong (and right) during last Saturday’s Hot Fire Test of SLS Core Stage. […]

NASA Selects Two New SmallSat Atmospheric Science and Solar Sail Technology Missions for Launch in 2025

Illustration depicting the flow of the solar wind from the Sun. Both GLIDE and Solar Cruiser will help scientists study the solar wind and its effects on communications is space and on Earth. Image Credit: NASA

NASA has announced the selection of two new SmallSat missions – the Global Lyman-alpha Imagers of the Dynamic […]

NASA Evaluates New SLS Booster Materials in Critical Test

@NASA completes a significant sub-scale test of solvent & nozzle materials for the @NorthropGrumman Solid Rocket Booster (SRB). Two of these boosters will power @NASA_SLS off the pad in late 2021. […]

Critical Artemis-1 SLS Component Arrives in Florida

Another critical component for NASA’s SLS heavylift rocket arrived in Florida on Wednesday, for launch on the Artemis-1 mission late next year. […]

As Structural Testing Concludes, Orion and SLS Look Ahead to Artemis-1

The Orion Structural Test Article (STA) undergoes a critical jettison test of panels surrounding the service module last month at Lockheed Martin’s facility near Denver, Colo. Photo Credit: NASA

Last week’s completion of parallel structural testing campaigns for Orion and the Space Launch System (SLS) is a critical step towards the maiden voyage of […]

Sailing Our Way to the Stars: An Interview with Bruce Wiegmann

An artist’s concept showing the Heliopause Electrostatic Rapid Transit System E-Sail with its tethers fully deployed. The HERTS concept is currently undergoing testing at NASA’s Marshall Space Flight Center, as part of the space agency’s NIAC Phase II program. Image Credit: NASA/MSFC

One of the least studied and understood parts of the Solar […]

One Year After EFT-1: What's Been Learned, What's Ahead for NASA's Orion in 2016

It’s been one year since the successful Orion Exploration Flight Test-1, and in the time since NASA and Lockheed Martin have learned quite a bit about how their capsule flies in space and have begun applying those lessons to the actual spacecraft that will fly beyond the moon in 2018 on the first […]

Stunning New Images of Pluto's Surface Are Best Yet from New Horizons Mission

New high-resolution image of Pluto from New Horizons, showing jumbled blocks in the water-ice crust, which border the smooth nitrogen-ice plains. Image Credit: NASA/JHUAPL/SwRI

The New Horizons mission has already sent back phenomenal images and data from Pluto, but it keeps getting better. New images released today are the first in a series […]

A Complex World: Pluto Discoveries Include Possible Ice Volcanoes, Varied Geology, and Weird Spinning Moons

Slide from the DPS meeting showing possible ice volcanoes on Pluto. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Pluto is a small, cold world, but it is also turning out to be one of the most fascinating places in our Solar System – as reported today at the American Astronomical […]

New Horizons Conducts Final Course Correction for New Year's Day Flyby of Next KBO in 2019 

New Horizons has completed the four course corrections needed to send it on its way to its next target in the Kuiper Belt, 2014 MU69. Image Credit: NASA/JHUAPL/SwRI

After having completed a wildly successful flyby of Pluto and its moons, the New Horizons spacecraft was given a new target, much farther out in […]