Camera settings required

[ColinHarkins]

Image of ISS and stars

This picture was taken using a Huawei P30 Pro. 

I've recently purchased a S21 Ultra. 

What settings or app can I use to replicate the style of image above 

[GoanGeek]

Night mode or procamera with slow shutter speed.

[ColinHarkins]

that the max shutter speed is 30secs is it not?

[GoanGeek]

I believe so.

[Pugs1957]

There is no bulb mode on the S21

[Gavlee2010]

What's the max shutter speed on the p30 pro?