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The Earth is centered against a starry universe. Several rainbow-colored bands surround the Earth in oblong and spherical shapes.

Innovative Instrument Reveals Hidden Features Deep Inside the Van Allen Radiation Belts

6 min read

A new instrument is using advanced detection techniques and leveraging an orbit with specific characteristics to increase our understanding of the Van Allen belts—regions surrounding Earth that contain energetic particles that can endanger both robotic and human space missions. Recently,…

Article3 days ago
A model of NASA’s Voyager spacecraft

Voyager 1 Team Accomplishes Tricky Thruster Swap

5 min read

The spacecraft uses its thrusters to stay pointed at Earth, but after 47 years in space some of the fuel tubes have become clogged. Engineers working on NASA’s Voyager 1 probe have successfully mitigated an issue with the spacecraft’s thrusters,…

Article1 week ago
Two ambassadors work with NASA sunspot data on computers, graphing sunspot number versus time, and an image of the Sun's surface with spots, while completing an activity sheet.

Leveraging Teacher Leaders to Share the Joy of NASA Heliophysics

2 min read

Many teachers are exceptionally skilled at bridging students’ interests with real-world science. Now for the third year, the American Association of Physics Teachers (AAPT) has brought together such a group of highly-motivated secondary and higher education teachers as part of…

Article2 weeks ago
A large portion of the Sun fills most of the image, with black space in the top right corner. Surrounding the Sun is a model of the solar atmosphere, appearing net-like. The Parker Solar Probe spacecraft appears small and is flying into the atmosphere in the upper right.

NASA, ESA Missions Help Scientists Uncover How Solar Wind Gets Energy

5 min read

Since the 1960s, astronomers have wondered how the Sun’s supersonic “solar wind,” a stream of energetic particles that flows out into the solar system, continues to receive energy once it leaves the Sun. Now, thanks to a lucky lineup of…

Article3 weeks ago
A rocket launches into the blue sky from a snow-covered launch range, leaving a bright cloud of rocket exhaust in its wake.

NASA Discovers a Long-Sought Global Electric Field on Earth

6 min read

An international team of scientists has successfully measured a planet-wide electric field thought to be as fundamental to Earth as its gravity and magnetic fields. Known as the ambipolar electric field, scientists first hypothesized over 60 years ago that it…

Article3 weeks ago
A barn owl flying at night.

Eclipse Soundscapes AudioMoth Donations Will Study Nature at Night

3 min read

During the April 8, 2024 total solar eclipse, approximately 770 AudioMoth recording devices were used to capture sound data as part of the Eclipse Soundscapes Project — a multisensory participatory science (also known as “citizen science”) project that is studying…

Article3 weeks ago
A smiling 8-yo student holds a digital tablet that is displaying the Total Eclipse 2024 Data Story. On the tablet screen, a map shows a red dot at the location selected by the student. Underneath the map, a view of the Sun and Moon shows the Moon almost completely overlapping the Sun, with a sliver of the Sun still visible.

Solar Eclipse Data Story Helps the Public Visualize the April 2024 Total Eclipse

2 min read

The NASA Science Activation program’s Cosmic Data Stories team, led by Harvard University in Cambridge, MA, released a new Data Story for the April 8, 2024 Total Solar Eclipse. A Data Story is an interactive, digital showcase of new science…

Article1 month ago
An image with a bright light over planet Earth.

Celebrate Heliophysics Big Year: Free Monthly Webinars on the Sun Touches Everything

2 min read

Once a month (usually on the first Tuesday), the Heliophysics Education Community meets online to share knowledge and opportunities. During the Heliophysics Big Year (HBY) – a global celebration of the Sun’s influence on Earth and the entire solar system,…

Article1 month ago
ICON, shown in this artist’s concept, studied the frontiers of space, the dynamic zone high in our atmosphere where terrestrial weather from below meets space weather above.

NASA’s ICON Mission Ends with Several Ionospheric Breakthroughs

5 min read

After contributing to many important findings on the boundary between Earth’s atmosphere and space — an area where space weather can interfere with both satellites and communications signals — NASA’s ICON (Ionospheric Connection Explorer) mission has come to an end.…

Article2 months ago
A time-lapse photo shows a rocket launching into the sky, leaving a bright, arcing trail against a backdrop of mountains and a clear blue sky. Snow-covered ground and scattered clouds are visible, with the horizon stretching below.

NASA Rocket Discovers New Energization Process in Upper Atmosphere

1 min read

When it comes to discoveries about our upper atmosphere, it pays to know your surroundings. Using data from the Twin Rockets to Investigate Cusp Electrodynamics (TRICE-2) rocket launch, NASA scientist Francesca Di Mare and Gregory Howes from the University of…

Article2 months ago