A lot will be on offer in the season's first Grand Slam title.
Top-ranked Rafael Nadal and Ashleigh Barty will lead the line at the 115th edition of the tournament.
Here are further details on the same.
Key details about the tournament
A total of 104 players have received direct entry into the men's and women's singles main draw, whereas, a further eight are awarded wild cards. Also, a total of 16 places will be settled at the qualifying rounds from January 8-11.
Nadal will be aiming to mark Federer's tally
All eyes will be on Nadal as he looks to continue his 2018 form in the sport.
Federer, who is seeded third, last won the tournament in 2018.
Meanwhile, several top new generation contenders and some experienced guns are in the top 10.
Juan Martin del Potro returns on a protected ranking
Meanwhile, Juan Martin del Potro returns on a protected ranking of No. 22, following a six-month injury break. He last competed in June at the Fever-Tree Championships at The Queen's Club in London. He fractured his right patella for the second time in nine months.
The very best players are back, says Craig Tiley
"We are delighted to welcome this extremely strong player field to Melbourne in what promises to be a once in a generation event," said tournament director Craig Tiley.
"The very best players are back, there are records up for grabs and it is very possible we will see a new champion crowned on both sides."
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