Naming of new interstellar visitor: 2I/Borisov

A new object from interstellar space has been found within the solar system, only the second such discovery of its kind. The object offers a tantalizing glimpse beyond the solar system, and raises some puzzling questions. ...

Venus takes center stage in October 2020 observation campaign

Next October, Venus will be the focus of an international campaign of coordinated observations involving two space agencies, three missions and multiple ground-based telescopes and planetary scientists around the world. The ...

Comet's collapsing cliffs and bouncing boulders

Scientists analyzing the treasure trove of images taken by ESA's Rosetta mission have turned up more evidence for curious bouncing boulders and dramatic cliff collapses.

Image: Small object spotted orbiting 67P/Churyumov-Gerasimenko

Last week marked five years since ESA's Rosetta probe arrived at its target, a comet named 67P/Churyumov-Gerasimenko (or 67P/C-G). Tomorrow, 13 August, it will be four years since the comet, escorted by Rosetta, reached its ...

An asteroid just buzzed past Earth, and we barely noticed in time

A 100-metre-wide asteroid passed just 70,000km from Earth on Thursday, Australian time. It was discovered by the Brazilian SONEAR survey just days ago, and its presence was announced mere hours before it zoomed past our planet. ...

Scientists planning now for asteroid flyby a decade away

On April 13, 2029, a speck of light will streak across the sky, getting brighter and faster. At one point it will travel more than the width of the full Moon within a minute and it will get as bright as the stars in the Little ...

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