🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.8

Radius: 8.6

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.78 AU - 1.18 AU

Year: 658 Days

Day: 12 Hours

Environment

Temp: -184 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,008,215 km

• M1: 106,962 km (0.086 R)
• M2: 407,505 km (0.045 R)
• M3: 736,022 km (0.115 R)
• M4: 1,101,938 km (0.045 R)
• M5: 1,920,238 km (0.102 R)
• M6: 3,066,008 km (0.094 R)
• M7: 3,957,462 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 9.7

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.43 AU - 1.53 AU

Year: 1221 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,008,215 km

• M1: 121,174 km (0.089 R)
• M2: 669,750 km (0.099 R)
• M3: 1,100,292 km (0.1 R)
• M4: 1,759,271 km (0.073 R)
• M5: 2,183,531 km (0.118 R)
• M6: 3,010,508 km (0.075 R)
• M7: 3,465,285 km (0.115 R)
• M8: 5,272,876 km (0.108 R)
• M9: 5,737,677 km (0.115 R)
• M10: 6,847,394 km (0.04 R)
• M11: 7,221,987 km (0.112 R)
• M12: 7,876,627 km (0.109 R)
• M13: 9,214,182 km (0.092 R)
• M14: 10,401,540 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.5

Radius: 9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.18 AU - 2.68 AU

Year: 2569 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 157.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,008,215 km

• M1: 111,899 km (0.088 R)
• M2: 720,763 km (0.092 R)
• M3: 1,875,359 km (0.075 R)
• M4: 2,439,193 km (0.075 R)
• M5: 3,398,265 km (0.036 R)
• M6: 3,972,272 km (0.066 R)
• M7: 4,783,841 km (0.115 R)
• M8: 6,273,387 km (0.066 R)
• M9: 9,531,180 km (0.09 R)
• M10: 11,326,204 km (0.108 R)
• M11: 12,793,610 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.7

Radius: 11.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.51 AU - 5.37 AU

Year: 6345 Days

Day: 8.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,008,215 km

• M1: 149,299 km (0.111 R)
• M2: 628,909 km (0.111 R)
• M3: 1,331,271 km (0.119 R)
• M4: 1,867,580 km (0.084 R)
• M5: 2,275,683 km (0.082 R)
• M6: 2,706,973 km (0.045 R)
• M7: 3,691,028 km (0.077 R)
• M8: 5,327,180 km (0.117 R)
• M9: 6,224,767 km (0.12 R)
• M10: 6,658,601 km (0.101 R)
• M11: 8,083,222 km (0.05 R)
• M12: 9,097,645 km (0.083 R)
• M13: 9,570,075 km (0.085 R)
• M14: 10,942,336 km (0.106 R)
• M15: 12,651,791 km (0.08 R)
• M16: 13,736,974 km (0.053 R)
• M17: 14,941,985 km (0.03 R)
• M18: 15,906,592 km (0.079 R)
• M19: 17,693,688 km (0.057 R)
• M20: 18,499,273 km (0.045 R)
• M21: 19,824,560 km (0.069 R)
• M22: 21,137,581 km (0.099 R)
• M23: 21,739,413 km (0.086 R)
• M24: 23,613,575 km (0.074 R)
• M25: 25,171,936 km (0.056 R)
• M26: 27,503,120 km (0.094 R)
• M27: 29,506,086 km (0.061 R)
• M28: 31,312,779 km (0.05 R)
• M29: 32,193,761 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.6

Radius: 7.8

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.65 AU - 10.99 AU

Year: 19298 Days

Day: 18.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,008,215 km

• M1: 96,939 km (0.079 R)
• M2: 354,547 km (0.105 R)
• M3: 663,766 km (0.088 R)
• M4: 1,869,076 km (0.078 R)
• M5: 2,704,879 km (0.071 R)
• M6: 3,075,732 km (0.081 R)
• M7: 3,368,944 km (0.116 R)
• M8: 3,980,949 km (0.114 R)
• M9: 4,395,634 km (0.111 R)
• M10: 5,017,064 km (0.103 R)
• M11: 5,617,250 km (0.088 R)
• M12: 6,606,392 km (0.079 R)
• M13: 7,610,792 km (0.109 R)
• M14: 8,609,208 km (0.083 R)
• M15: 8,925,009 km (0.037 R)
• M16: 15,397,959 km (0.092 R)
• M17: 16,824,225 km (0.047 R)
• M18: 17,152,593 km (0.071 R)
• M19: 19,845,654 km (0.066 R)
• M20: 21,244,693 km (0.05 R)
• M21: 25,080,981 km (0.118 R)
• M22: 26,492,885 km (0.098 R)
• M23: 32,291,448 km (0.098 R)
• M24: 33,700,361 km (0.119 R)
• M25: 35,957,494 km (0.117 R)
• M26: 39,312,974 km (0.07 R)
• M27: 43,484,660 km (0.116 R)
• M28: 54,824,927 km (0.096 R)
• M29: 56,276,176 km (0.065 R)
• M30: 60,398,944 km (0.074 R)
• M31: 66,543,676 km (0.081 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 16,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit