Streisand won a second Oscar in 1997 for Evergreen, the theme song from A Star is Born.

BBC: Barbra Streisand film career honoured by Lincoln Center

The 70-year-old last sang at the Oscars in 1977 when she performed Evergreen from A Star is Born, recipient of that year's award for best original song.

BBC: Barbra Streisand to sing at Oscars

According to Dr Bally, unless planetary systems form very quickly after a star is born, they are bound to be rare occurring around only about 5% of stars.

ECONOMIST: Planetary formation

Somewhere in the pounding of drums, falsetto croons, and wailing guitars and a cowbell, naturally a new star of glam-rock is born.

NPR: Apes & Androids: Flamboyant Space Opera

But the real star of this remake is its New Zealand-born director, Peter Jackson, a compact man with a history of taking glamorous scripts and running up huge profits.

ECONOMIST: Bigger is better