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1,004 results
- Astronomy
Readers’ interest piqued by Parker Solar Probe, general relativity and more
Readers had questions about NASA's Parker Solar Probe, Einstein's general relativity theory and underwater cables used as earthquake sensors.
- Planetary Science
What will it take to go to Venus?
Undeterred by funding woes, scientists are scraping together ideas to tackle heat, pressure and acidity challenges of landing on Venus.
- Planetary Science
Here’s what you might have missed in space this year
Missions to Jupiter and Saturn made big headlines, and 2017 also saw exciting updates from missions of years past.
- Astronomy
SpaceX just launched its biggest rocket for the first time
SpaceX just launched the Falcon Heavy — the most powerful rocket since the Saturn V — for the first time.
- Planetary Science
More hints of Martian hot springs may hold promise for Mars 2020 mission
An analysis of ridges in a crater of Margaritifer Terra on Mars offers evidence of ancient hot springs and also hints at the potential for finding signs of life.
- Planetary Science
What Curiosity has yet to tell us about Mars
Curiosity has revealed a lot about Mars in the last five years. But NASA’s rover still has work to do on the Red Planet.
- Cosmology
Readers wonder about the universe’s expansion and more
Readers had questions about the universe's accelerating expansion, a hidden void in the Great Pyramid of Giza and what happens to human waste in space.
- Planetary Science
5 things we’ve learned about Saturn since Cassini died
The Cassini spacecraft plunged to its death into Saturn six months ago, but the discoveries keep coming.
- Planetary Science
Venus may be home to a new kind of tectonics
Venus’ surface seems to be divided into jostling blocks of crust, defying conventional wisdom about how the surfaces of rocky planets work.
- Planetary Science
Mars lander debris spotted
The Mars Reconnaissance Orbiter imaged the impact site of the Schiaparelli Mars lander, missing in action since its October 19 descent.
- Planetary Science
Mission scientists await signal from Mars lander
The ExoMars mission’s Schiaparelli lander went silent before its scheduled landing on the Red Planet.
- Planetary Science
Dwarf planet Ceres may store underground brine that still gushes up today
Waterlogged minerals and changing ice add to evidence that Ceres is geologically active.
