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ScienceDaily: Space & Time News |
| Volcanoes on Mars could be active, raising possibility Mars was recently habitable Posted: 10 May 2021 04:25 PM PDT New observations reveal that Mars could still be volcanically active, raising the possibility for habitable conditions in the near surface of Mars in recent history. Ongoing research investigates the possibility that the most recent volcanic activity on Mars, which occurred about 50,000 years ago, might have been triggered by a nearby asteroid impact that happened around the same time. |
| How planets form controls elements essential for life Posted: 10 May 2021 08:36 AM PDT How a planet comes together has implications for whether it captures and retains the volatile elements, including nitrogen, carbon and water, that eventually give rise to life, according to scientists. |
| In the emptiness of space, Voyager I detects plasma 'hum' Posted: 10 May 2021 08:36 AM PDT NASA's Voyager I spacecraft has long since zipped past the edge of the solar system through the heliopause - the solar system's border with interstellar space - into the interstellar medium. Now, its instruments have detected the constant drone of interstellar gas (plasma waves). |
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