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