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  2. Janus - Wikipedia

    en.wikipedia.org/wiki/Janus

    Janus frequently symbolized change and transitions such as the progress of past to future, from one condition to another, from one vision to another, and young people's growth to adulthood. He represented time because he could see into the past with one face and into the future with the other. [ 43 ]

  3. Janus (spacecraft) - Wikipedia

    en.wikipedia.org/wiki/Janus_(spacecraft)

    Janus was a planned NASA mission that would have sent dual space probes to visit asteroids chosen prior to launch. [3] The mission was part of NASA's SIMPLEx program and was expected to be launched in 2022 as a secondary payload on Falcon Heavy together with the Psyche spacecraft, but it was removed due to delays with Psyche . [ 4 ]

  4. Small Innovative Missions for Planetary Exploration - Wikipedia

    en.wikipedia.org/wiki/Small_Innovative_Missions...

    The two identical spacecraft (Janus A and B) are being built by Lockheed Martin and are powered by solar panels and rechargeable batteries. [17] [18] The originally intended launch date for Psyche was August 1, 2022, but when that date was delayed to September 20, NASA had to replan the trajectories for the Janus spacecraft. [19]

  5. Introducing Janus, the exotic 'two-faced' white dwarf star - AOL

    www.aol.com/news/introducing-janus-exotic-two...

    The ancient Roman god Janus was two-faced, literally - with one looking forward and another backward, representing transitions and duality. Scientists have observed a white dwarf star - a hot ...

  6. Liminal deity - Wikipedia

    en.wikipedia.org/wiki/Liminal_deity

    Janus was believed to see over times of change, such as the New Year and the beginning of the day.. A liminal deity is a god or goddess in mythology who presides over thresholds, gates, or doorways; "a crosser of boundaries". [1]

  7. Janus particles - Wikipedia

    en.wikipedia.org/wiki/Janus_particles

    The term "Janus Particle" was coined by author Leonard Wibberley in his 1962 novel The Mouse on the Moon as a science-fictional device for space travel.. The term was first used in a real-world scientific context by C. Casagrande et al. in 1988 [8] to describe spherical glass particles with one of the hemispheres hydrophilic and the other hydrophobic.

  8. Alien Worlds (TV series) - Wikipedia

    en.wikipedia.org/wiki/Alien_Worlds_(TV_series)

    Janus orbits a red dwarf star. Because it is close enough to the star to become tidally locked, Janus is separated into three main environments: the hemisphere facing the sun where it is always day, the opposite hemisphere which is always night, and a region of twilight on the boundary between them. Life has evolved to adapt to conditions on ...

  9. Here's everything we know about the show's future so far. ... Kristian Bruun as Janus Ferber. Maddie Hasson as Nichka. I'm also hopeful to see a return of Teo Yoo, who plays Jang Kyun in season 2 ...