Will James Webb Telescope find new Earths?

If we took Earth and Venus - and had them orbit a cool, red star not too far away - could the James Webb Space Telescope tell which planet was habitable?

Cosmologists look beyond Standard Model

Cosmology - the science of the origin and development of the universe - has made progress in recent years. But many questions remain unanswered.

Strongest magnets make biggest cosmic explosions

In other words, magnetars - tiny neutron stars that are the strongest magnets in the universe - power long-duration gamma-ray bursts.

Galactic radio jets and dark matter

The afterglow of the Big Bang points to invisible dark matter, in places where galactic jets travel at near light speed.

Hidden supermassive black holes revealed

Scientists have detected 5 supermassive black holes previously clouded from view. The research suggests there are millions more hidden black holes out there.

Stars’ spiral arms cradle baby planets

A new theoretical model focuses on the spiral arms now known to exist around some young stars. The spiral arms may enable rocky planets like Earth to form.

Are those sinkholes on Rosetta’s comet?

Sinkholes on Earth happen when a subsurface cavern collapses. On the comet, the caverns may be created by ices turning to gas, as the comet nears the sun.

Black hole wakes up after 27 years

On June 15, a monster black hole started showing signs of extraordinary activity that hasn't happened since 1989. Astronomers around the world are watching.

Rosetta team struggles with Philae link

Since the Philae comet lander renewed contact on June 13, the Rosetta mission team has struggled to establish a stable link.

Next Mars mission is ESA’s ExoMars

ESA's ExoMars consists of two separate missions to investigate Mars. The first, set to launch in January 2016, consists of an orbiter and lander.