🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.64 AU - 0.96 AU

Year: 317 Days

Day: 18.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 97.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,198,217 km

• M1: 50,115 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.96 AU - 1.4 AU

Year: 568 Days

Day: 13.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.33 AU - 1.61 AU

Year: 789 Days

Day: 16.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.3

Radius: 9.4

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.2 AU - 8.82 AU

Year: 9116 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,198,217 km

• M1: 116,986 km (0.109 R)
• M2: 427,850 km (0.06 R)
• M3: 830,418 km (0.049 R)
• M4: 1,524,253 km (0.102 R)
• M5: 2,204,773 km (0.104 R)
• M6: 3,098,172 km (0.086 R)
• M7: 3,678,462 km (0.044 R)
• M8: 4,474,472 km (0.071 R)
• M9: 5,481,266 km (0.065 R)
• M10: 5,930,957 km (0.045 R)
• M11: 7,894,130 km (0.117 R)
• M12: 8,288,769 km (0.062 R)
• M13: 10,411,114 km (0.1 R)
• M14: 11,156,261 km (0.08 R)
• M15: 11,653,824 km (0.12 R)
• M16: 12,223,941 km (0.091 R)
• M17: 14,431,407 km (0.112 R)
• M18: 15,222,780 km (0.107 R)
• M19: 17,108,910 km (0.05 R)
• M20: 21,423,911 km (0.114 R)
• M21: 25,076,792 km (0.049 R)
• M22: 26,413,598 km (0.109 R)
• M23: 33,021,636 km (0.099 R)
• M24: 33,703,203 km (0.12 R)
• M25: 34,162,768 km (0.074 R)
• M26: 45,922,358 km (0.1 R)
• M27: 46,914,042 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.2

Radius: 5.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.02 AU - 11.08 AU

Year: 15178 Days

Day: 19.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,198,217 km

• M1: 68,366 km (0.077 R)
• M2: 380,278 km (0.077 R)
• M3: 695,181 km (0.066 R)
• M4: 1,008,439 km (0.107 R)
• M5: 1,940,883 km (0.116 R)
• M6: 2,986,422 km (0.114 R)
• M7: 3,831,949 km (0.103 R)
• M8: 4,690,940 km (0.081 R)
• M9: 6,471,005 km (0.112 R)
• M10: 7,934,222 km (0.08 R)
• M11: 12,726,291 km (0.091 R)
• M12: 14,755,436 km (0.101 R)
• M13: 15,493,702 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.4

Radius: 3.7

Gravity: 69.28 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.1 AU - 13.82 AU

Year: 20665 Days

Day: 18.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,198,217 km

• M1: 46,076 km (0.073 R)
• M2: 170,990 km (0.092 R)
• M3: 310,116 km (0.086 R)
• M4: 464,202 km (0.075 R)
• M5: 698,323 km (0.113 R)
• M6: 836,850 km (0.106 R)
• M7: 1,072,766 km (0.111 R)
• M8: 1,289,085 km (0.052 R)
• M9: 1,551,180 km (0.079 R)
• M10: 2,315,476 km (0.116 R)
• M11: 2,779,528 km (0.061 R)
• M12: 2,965,329 km (0.103 R)
• M13: 3,102,959 km (0.114 R)
• M14: 3,889,096 km (0.069 R)
• M15: 4,434,081 km (0.078 R)
• M16: 5,631,911 km (0.085 R)
• M17: 6,602,801 km (0.057 R)
• M18: 9,097,645 km (0.102 R)
• M19: 10,051,780 km (0.111 R)
• M20: 11,335,928 km (0.044 R)
• M21: 12,017,197 km (0.03 R)
• M22: 12,226,784 km (0.088 R)
• M23: 15,753,853 km (0.113 R)
• M24: 17,747,543 km (0.112 R)
• M25: 20,000,787 km (0.107 R)
• M26: 23,946,580 km (0.09 R)
• M27: 28,504,528 km (0.043 R)
• M28: 41,791,960 km (0.1 R)
• M29: 42,434,184 km (0.081 R)
• M30: 43,246,201 km (0.114 R)
• M31: 46,769,830 km (0.116 R)
• M32: 53,247,268 km (0.101 R)
• M33: 61,117,013 km (0.09 R)
• M34: 62,360,620 km (0.073 R)
• M35: 62,988,632 km (0.112 R)
• M36: 68,165,317 km (0.075 R)
• M37: 70,856,882 km (0.098 R)
• M38: 78,622,358 km (0.114 R)
• M39: 83,087,705 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.7

Radius: 6.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 15.56 AU - 15.98 AU

Year: 27739 Days

Day: 19 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,198,217 km

• M1: 84,523 km (0.115 R)
• M2: 394,938 km (0.114 R)
• M3: 725,998 km (0.083 R)
• M4: 960,867 km (0.098 R)
• M5: 1,445,714 km (0.099 R)
• M6: 1,994,140 km (0.082 R)
• M7: 2,938,252 km (0.075 R)
• M8: 3,369,243 km (0.12 R)
• M9: 4,631,550 km (0.113 R)
• M10: 5,957,586 km (0.03 R)
• M11: 10,807,399 km (0.026 R)
• M12: 11,949,280 km (0.11 R)
• M13: 14,740,776 km (0.038 R)
• M14: 15,712,863 km (0.088 R)
• M15: 16,726,987 km (0.116 R)
• M16: 18,645,579 km (0.078 R)
• M17: 21,923,867 km (0.108 R)
• M18: 25,469,187 km (0.063 R)
• M19: 36,212,409 km (0.09 R)
• M20: 38,879,589 km (0.052 R)
• M21: 44,887,140 km (0.083 R)
• M22: 48,561,862 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 12,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit