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3 tiny new moons found around Uranus and Neptune — and one is exceptionally tiny

Astronomers have discovered two tiny moons orbiting Neptune and one circling Uranus, bringing the number of their known moons to 16 and 28 respectively.

United statesDavid tholenTchad trujilloScott sheppardMarina brozovicBob jacobsonKindai universityUniversity of hawaiiPropulsion laboratoryMinor planet centerCarnegie institution for science orNorthern arizona universityInternational astronomical unionCarnegie institutionCarnegie sciencePlanet center

Astronomers spot new tiny moons around Neptune and Uranus | iNFOnews | Thompson-Okanagan s News Source

WASHINGTON (AP) Astronomers have found three previously unknown moons in our solar system two additional moons circling Neptune and one around Uranus.

United statesChristina larsonScott sheppardScience departmentCarnegie institution for scienceEducational media groupHoward hughes medical institute scienceInternational astronomical union minor planet centerInternational astronomical unionMinor planet centerPublication date februaryMinor planetCarnegie institutionAssociated press healthHoward hughes medical instituteEducational media

An asteroid the size of a bus will fly near Earth on Feb 22 — but don t worry (video)

A newfound asteroid the size of a bus will zoom close by Earth on Thursday (Feb. 22), but it shouldn t pose a threat to our planet.

United statesMauna keaSanta catalina mountainsHarvard smithsonian carnegie centerCatalina skyInternational astronomical union minor planet centerUniversity of hawaiiCatalina sky surveyInternational astronomical unionMinor planet centerSteward observatoryLemmon station

An asteroid will hit Earth at some point What can we do about it?

Any day now, it could happen: We could detect an asteroid on an Earth-crossing trajectory. It might be tomorrow; it might be a thousand years from now. So what can we do about it?

Verac rubinInternational astronomical union minor planet centerInternational astronomical unionMinor planet centerDouble asteroid redirection test

If Earth was about to end, here s how Nasa would alert its inhabitants

We definitely want to find all those before they find us, lead program executive for Nasa s Planetary Defense Coordination Office says

United statesWhite houseDistrict of columbiaLindley johnsonEmergency management agencyNasa planetary defense coordination officeUnited nations office of outer space affairsNational aeronauticsInternational asteroid warning networkSpace administration nasaMinor planet centerSpace administrationPlanetary defense coordination officeFederal emergency management agencyIntegrated public alertUnited nations office

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