Last updated at 12:22

Royal baby: Princess's first day at Kensington Palace

To enjoy the CBBC Newsround website at its best you will need to have JavaScript turned on.
Watch Leah's report from outside Kensington Palace

The Duke and Duchess of Cambridge have spent the first day with their new baby daughter at Kensington Palace.

The name of their second child - sister to Prince George - could be announced later and members of the Royal Family and the duchess's parents may visit.

Newly-born daughter of Duke and DuchessAFP
The little princess is yet to be named

The princess, who is fourth in line to the throne, was delivered at 8.34am on Saturday at St Mary's Hospital in London, and weighed 8lbs 3oz.

Royal baby in pictures

Easel with the announcement of the royal birthPA
Easel with the announcement of the royal birth

There was lots of excitement outside the hospital when the birth was announced. There was even a town crier.

To enjoy the CBBC Newsround website at its best you will need to have JavaScript turned on.
Unofficial Town Crier Tony Appleton announced the birth

The little princess's big brother George also came to visit and waved to the crowds with his father.

To enjoy the CBBC Newsround website at its best you will need to have JavaScript turned on.
Prince William and son Prince George waved to crowds before entering hospital

Lots of photographers and journalists were waiting outside, as well royal fans, some of whom have been camped outside the hospital for weeks.

Fans outside the hospitalGetty Images

The new arrival was born in the Lindo Wing at St Mary's Hospital where the duke and duchess's first child, Prince George, was born in July 2013.

Lindo WingReuters
Police guard the entrance to the Lindo Wing - a private unit within St Mary's NHS hospital

The new baby will be fourth in line to the throne, behind her grandfather Prince Charles, father Prince William and big brother Prince George.

The Duke and Duchess of Cambridge with Prince GeorgeAFP
Prince George, the duke and duchess's first child, will be two years old in July