Oumuamua

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NASA hopes to get up close to asteroids using a 'dynamic orbital slingshot'

Jeff Spry

May 15, 2020

Tag: Bad Astronomy

Is the interstellar visitor 'Oumuamua a fragment of a shattered alien world?

Phil Plait

Apr 15, 2020

Artwork depicting the aftermath of an asteroid, comet, or planet being disrupted by a star, creating countless numbers of elongated objects like the interstellar visitor ‘Oumuamua. Credit: YU Jingchuan, Beijing Planetarium

Tag: Bad Astronomy

Tag: Bad Astronomy

Tag: Interstellar Space

Where does the interstellar comet 2I/Borisov come from?

Phil Plait

Jan 20, 2020

Ross 573 (arrowed), a red dwarf star, may be the home for the second known interstellar visitor to our solar system, the comet 2I/Borisov. Credit: SIMBAD/Aladin/DSS

Tag: Bad Astronomy

Tag: Interstellar Space

Tag: Bad Astronomy

Hubble observes an alien visitor: the comet 2I/Borisov

Phil Plait

Oct 17, 2019

Hubble Space Telescope image of the comet 2I/Borisov (formerly C/2019 Q4 (Borisov)). The blue color was added to a grayscale image. Credit: NASA, ESA, and D. Jewitt (University of California, Los Angeles)

Tag: Bad Astronomy

Tag: Bad Astronomy

Updates on an alien visitor: The interstellar comet 2I/Borisov

Phil Plait

Sep 30, 2019

The interstellar comet 2I/Borisov imaged by the massive Gemini telescope on 9-10 September 2019. The telescope tracked the comet and took several images in red and blue filters, so the stars appear as a trail of multi-colored dots.

Tag: Bad Astronomy

Tag: Bad Astronomy

Wait. *ANOTHER* interstellar object is passing through the solar system?

Phil Plait

Sep 13, 2019

‘Oumuamua, the first object ever seen passing through our solar system from interstellar space, was thought to be emitting gas like a comet to explain its weird motion, but a new idea is that the comet is just very, very porous.

Tag: Bad Astronomy

Tag: Bad Astronomy

Could interstellar visitors like 'Oumuamua actually help planets form?

Phil Plait

Apr 25, 2019

Artwork depicting what ‘Oumuamua might look like; observations indicate it’s highly elongated. But where did it come from? Credit: ESO / M. Kornmesser

Tag: Bad Astronomy

Tag: Bad Astronomy

No, 'Oumuamua is not an alien spaceship. It might be even weirder.

Phil Plait

Feb 18, 2019

Artwork depicting what ‘Oumuamua might look like; observations indicate it’s highly elongated. But where did it come from? Credit: ESO / M. Kornmesser

Tag: Bad Astronomy

Tag: Bad Astronomy

Is 'Oumuamua an interstellar spaceship? I'm still going with 'no.'

Phil Plait

Nov 7, 2018

‘Oumuamua, an asteroid from another solar system, is quite elongated and look very much like this artist’s impression of it. Credit: ESO/M. Kornmesser

Tag: Bad Astronomy

The 'Oumuamua seems like science fiction come to life, from Superman to Star Trek

Cassidy Ward

Nov 6, 2018

‘Oumuamua, an asteroid from another solar system, is quite elongated and look very much like this artist’s impression of it. Credit: ESO/M. Kornmesser

Tag: Bad Astronomy

So, 'Oumuamua is likely a comet after all

Phil Plait

Jun 28, 2018

‘Oumuamua, the first object ever seen passing through our solar system from interstellar space, was thought to be emitting gas like a comet to explain its weird motion, but a new idea is that the comet is just very, very porous.

Tag: Bad Astronomy

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