🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.53 AU - 0.87 AU

Year: 219 Days

Day: 13.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.7 AU - 1.08 AU

Year: 315 Days

Day: 24.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,055,813 km

• M1: 54,154 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.69 AU - 1.11 AU

Year: 320 Days

Day: 26.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 166.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,055,813 km

• M1: 62,532 km (0.044 R)
• M2: 327,320 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.9 AU - 1.34 AU

Year: 444 Days

Day: 26.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,055,813 km

• M1: 20,944 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.05 AU - 1.73 AU

Year: 614 Days

Day: 27 Hours

Environment

Temp: -44 °C

Axial Tilt: 96.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,055,813 km

• M1: 45,777 km (0.071 R)
• M2: 105,466 km (0.074 R)

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.2

Radius: 12.9

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.5 AU - 11.1 AU

Year: 10628 Days

Day: 10.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,055,813 km

• M1: 161,416 km (0.041 R)
• M2: 631,004 km (0.11 R)
• M3: 1,526,497 km (0.104 R)
• M4: 2,028,398 km (0.115 R)
• M5: 2,619,608 km (0.066 R)
• M6: 3,474,111 km (0.083 R)
• M7: 6,602,652 km (0.059 R)
• M8: 7,342,114 km (0.047 R)
• M9: 7,954,867 km (0.059 R)
• M10: 8,507,033 km (0.084 R)
• M11: 9,688,407 km (0.098 R)
• M12: 10,426,523 km (0.098 R)
• M13: 11,487,620 km (0.096 R)
• M14: 12,619,628 km (0.111 R)
• M15: 13,054,957 km (0.108 R)
• M16: 13,890,013 km (0.087 R)
• M17: 17,360,982 km (0.116 R)
• M18: 20,253,457 km (0.05 R)
• M19: 21,903,073 km (0.085 R)
• M20: 25,665,609 km (0.106 R)
• M21: 27,804,260 km (0.028 R)
• M22: 29,839,240 km (0.114 R)
• M23: 30,501,959 km (0.085 R)
• M24: 31,174,551 km (0.097 R)
• M25: 32,433,267 km (0.085 R)
• M26: 34,565,635 km (0.061 R)
• M27: 39,371,766 km (0.104 R)
• M28: 40,571,990 km (0.106 R)
• M29: 47,090,567 km (0.057 R)
• M30: 53,622,908 km (0.068 R)
• M31: 54,932,039 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.9

Radius: 7.5

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 11.8 AU - 12.24 AU

Year: 15617 Days

Day: 15.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,055,813 km

• M1: 93,349 km (0.105 R)
• M2: 421,716 km (0.083 R)
• M3: 1,107,323 km (0.113 R)
• M4: 2,562,761 km (0.112 R)
• M5: 2,982,533 km (0.059 R)
• M6: 3,366,850 km (0.083 R)
• M7: 3,697,611 km (0.069 R)
• M8: 4,265,634 km (0.034 R)
• M9: 6,118,852 km (0.09 R)
• M10: 6,826,300 km (0.116 R)
• M11: 7,222,136 km (0.057 R)
• M12: 9,817,061 km (0.12 R)
• M13: 11,383,201 km (0.114 R)
• M14: 16,517,699 km (0.107 R)
• M15: 17,966,106 km (0.068 R)
• M16: 19,063,556 km (0.092 R)
• M17: 21,954,236 km (0.095 R)
• M18: 24,002,380 km (0.117 R)
• M19: 24,508,170 km (0.111 R)
• M20: 29,731,679 km (0.034 R)
• M21: 31,867,787 km (0.117 R)
• M22: 33,850,557 km (0.076 R)
• M23: 35,651,716 km (0.115 R)
• M24: 42,165,057 km (0.084 R)
• M25: 48,619,308 km (0.058 R)
• M26: 49,591,993 km (0.113 R)
• M27: 50,742,999 km (0.049 R)
• M28: 51,408,710 km (0.092 R)
• M29: 60,600,601 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 7.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 18.15 AU - 19.87 AU

Year: 31060 Days

Day: 18.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,055,813 km

• M1: 198,816 km (0.087 R)
• M2: 500,704 km (0.05 R)
• M3: 809,923 km (0.037 R)
• M4: 3,273,351 km (0.076 R)
• M5: 6,321,408 km (0.101 R)
• M6: 8,669,346 km (0.089 R)
• M7: 9,620,938 km (0.11 R)
• M8: 10,350,377 km (0.064 R)
• M9: 11,237,343 km (0.102 R)
• M10: 17,080,187 km (0.091 R)
• M11: 17,404,216 km (0.071 R)
• M12: 21,618,837 km (0.064 R)
• M13: 23,261,272 km (0.109 R)
• M14: 24,265,373 km (0.068 R)
• M15: 33,995,667 km (0.051 R)
• M16: 36,078,518 km (0.102 R)
• M17: 45,727,581 km (0.115 R)
• M18: 49,236,100 km (0.093 R)
• M19: 55,534,619 km (0.075 R)
• M20: 63,118,034 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 13,758 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit