Very bright fireball explodes over Brazil with an impact energy of 1.5 kt

A very bright fireball was observed over Monsenhor Hipólito, Piauí, northeastern Brazil, at 03:10 UTC on…

The Most Dangerous Part of a Space Mission is Fire

Astronauts face multiple risks during space flight, such as microgravity and radiation exposure. Microgravity can decrease…

NASA sounding rocket launches, studies heating of sun’s active regions

NASA’s MaGIXS-2 sounding rocket mission successfully launched from White Sands Missile Range in New Mexico on…

NASA Space ROS Sim Summer Sprint Challenge

Space ROS is an open-source software framework, derived from ROS 2, which was created to be…

NASA’s Curiosity rover discovers a surprise in a Martian rock

These yellow crystals were revealed after NASA’s Curiosity happened to drive over a rock and crack…

NASA Sounding Rocket Launches, Studies Heating of Sun’s Active Regions

By Wayne Smith Investigators at NASA’s Marshall Space Flight Center in Huntsville, Alabama, will use observations…

Signatures of life could survive near surfaces of the moons Enceladus and Europa, NASA experiment suggests

Dramatic plumes, both large and small, spray water ice and vapor from many locations along the…

The Earth Observer’s 35th Anniversary

Earth Observer Earth Home Earth Observer Home Editor’s Corner Feature Articles Meeting Summaries News Science in…

Stars Can Survive Their Partner Detonating as a Supernova

When a massive star dies in a supernova explosion, it’s not great news for any planets…

A new explanation for Jupiter’s shrinking Great Red Spot

Hubble image of Jupiter. Credit: NASA, ESA, A. Simon (Goddard Space Flight Center) and M.H. Wong…