Although Amazon is commonly recognised for its Ring model of doorbell camera dwelling protection techniques, the corporation previous 12 months introduced a far more mobile, and way much more adorable, monitoring system: Astro. The $1,500 automaton (which is now on sale for $999) in essence serves as an Alexa on wheels, trundling about your house like an AIBO that also manages your calendar and doubles as a guard puppy. On Wednesday, Amazon unveiled a slew of new characteristics for Astro, together with a person that can now detect the presence of your serious cat or canine.  The new characteristic, which will be available afterwards this yr, will bring about though…