The sun taken from the Solar Dynamics Observatory satellite, showing the quiet corona and magnetic structures like coronal loops, which trace the intricate patterns of magnetic field lines that emerge…
Category: Planetary Science
Volcanic emissions of reactive sulfur gases may have shaped early climate of Mars, making it more hospitable to life
Sulfur crystals found inside a rock after NASA’s Curiosity Mars rover happened to drive over it and crush it on May 30, 2024. This discovery supports new research led by…
‘Potential biosignatures’ found in ancient Mars lake
Jezero Crater on Mars where tantalising ‘biosignatures’ have been found. Credit: Imperial College London A new study suggests a habitable past and signs of ancient microbial processes on Mars. Led…
A hungry star is eating its cosmic twin at a rate never seen before
Double star V Sagittae—10,000 light years from Earth—is burning bright because greedy white dwarf is gorging on its larger twin. Credit: University of Southampton A greedy white dwarf star not…
50 years ago, NASA sent two spacecraft to search for life on Mars. The missions’ findings are still discussed today
NASA’s Viking landers were the first spacecraft to successfully touch down on the surface of Mars. Credit: NASA/JPL-Caltech via AP Finding life beyond Earth would be a major scientific discovery…
‘Blood Moon’ rises during total lunar eclipse
Stargazers in Johannesburg were among those getting a clear view of the Blood Moon. Stargazers enjoyed a “Blood Moon” Sunday night during a total lunar eclipse visible across Asia and…
Mars has a solid core, resolving a longstanding planetary mystery, according to new study
Credit: NASA Scientists have discovered that Mars has an interior structure similar to Earth’s. Results from NASA’s InSight mission suggest that the red planet has a solid inner core surrounded…
Hubble spies galaxy with much to see
This NASA/ESA Hubble Space Telescope features the galaxy NGC 7456. Credit: ESA/Hubble & NASA, D. Thilker While it may appear as just another spiral galaxy among billions in the universe,…
Asia will get a prime view of this weekend’s total lunar eclipse
The moon shines over Mexico City during a total lunar eclipse, in Mexico City, Friday, March 14, 2025. Credit: AP Photo/Marco Ugarte, File The year’s second total lunar eclipse is…
See Voyager’s 1990 ‘Solar System Family Portrait’ debut
Ed Stone, the longtime project scientist of NASA’s Voyager mission, cohosts a news conference on June 6, 1990, during which the mission revealed the “Solar System Family Portrait,” a mosaic…
