Here is the full list of all 47 Spider-Man: Edge of Time achievements worth 1,000 gamerscore.
Completed all levels on Hard
Obtained all Golden Spiders
Executed a 200-hit combo
Executed a 100-hit combo
Obtained all Alternate Suits
Web of Challenges - Obtained all Gold Medals
Bought all Character Upgrades
Damaged enemies with Roundhouse Spin and Web Hammer 10 times each
Web of Challenges - Obtained all Gold Medals for an Act
Performed 3 of each Air Attack on enemies
Performed 3 of each type of Grab Attacks on enemies
Bought all Combat Upgrades
Obtained 1/2 of the Golden Spiders
Completed a Freefall section by boosting the entire time
Web of Challenges - Obtained all Gold Medals for a Chapter
Completed Act 1 on any difficulty level
Defeated Anti-Venom on any difficulty level
Stopped the future from becoming a radioactive wasteland
Avoided 100 attacks with Accelerated Decoy
Collected 1000 Orb Fragments
Completed Act 2 on any difficulty level
Defeated Black Cat on any difficulty level
Collected all three Atomic Fuses
Gained access to the Restricted Archives Computer
Gained access to the Future Restricted Area
Saved Mary Jane
Defeated 500 enemies
Evaded 100 attacks with Hyper-Sense
Completed Session 3 or later without dying
Completed Act 3 on any difficulty level
Defeated Atrocity on any difficulty level
Defeated the CEO on any difficulty level
Analyzed all Data Modules
Retrieved all three DNA Samples from the knocked-out Atrocity
Brought the Incinerator to Maximum Power
Teleported back to Alchemax with the Key
Obtained 1/4 of the Golden Spiders
Obtained all Newspapers
Executed a 50-hit combo
Collected 2000 Orb Fragments
Completed all levels on Normal
Floor 66 Reached
Collected 500 Orb Fragments
Defeated 100 enemies
Erased the Prototype Combat Robot from existence
Foreseen the death of Spider-Man
Spider-Man was down and out