🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.84 AU - 0.86 AU

Year: 277 Days

Day: 16 Hours

Environment

Temp: 187 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.94 AU - 2.88 AU

Year: 1321 Days

Day: 40.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,894,634 km

• M1: 41,439 km (0.036 R)
• M2: 1,040,752 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.7 AU - 4.46 AU

Year: 2910 Days

Day: 28.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.5

Radius: 12

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.33 AU - 5.59 AU

Year: 4505 Days

Day: 14.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,894,634 km

• M1: 149,448 km (0.111 R)
• M2: 534,962 km (0.115 R)
• M3: 955,631 km (0.105 R)
• M4: 1,388,119 km (0.088 R)
• M5: 1,798,166 km (0.106 R)
• M6: 3,141,106 km (0.066 R)
• M7: 4,035,552 km (0.111 R)
• M8: 4,615,244 km (0.071 R)
• M9: 6,569,740 km (0.065 R)
• M10: 7,077,326 km (0.113 R)
• M11: 7,817,835 km (0.068 R)
• M12: 9,652,653 km (0.1 R)
• M13: 12,224,240 km (0.092 R)
• M14: 12,895,785 km (0.095 R)
• M15: 16,283,878 km (0.082 R)
• M16: 17,755,023 km (0.052 R)
• M17: 18,244,059 km (0.108 R)
• M18: 19,121,600 km (0.118 R)
• M19: 25,140,371 km (0.07 R)
• M20: 25,991,433 km (0.026 R)
• M21: 26,463,564 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.3

Radius: 13.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.96 AU - 8.1 AU

Year: 6582 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,894,634 km

• M1: 166,652 km (0.075 R)
• M2: 581,936 km (0.11 R)
• M3: 1,109,567 km (0.104 R)
• M4: 1,930,261 km (0.116 R)
• M5: 2,397,605 km (0.093 R)
• M6: 2,881,105 km (0.12 R)
• M7: 3,318,978 km (0.1 R)
• M8: 4,123,665 km (0.096 R)
• M9: 5,084,233 km (0.042 R)
• M10: 5,890,416 km (0.116 R)
• M11: 8,239,851 km (0.09 R)
• M12: 9,175,436 km (0.091 R)
• M13: 10,039,513 km (0.078 R)
• M14: 11,006,963 km (0.093 R)
• M15: 11,824,814 km (0.117 R)
• M16: 13,871,612 km (0.114 R)
• M17: 15,760,285 km (0.105 R)
• M18: 17,336,149 km (0.082 R)
• M19: 20,192,421 km (0.054 R)
• M20: 24,102,461 km (0.078 R)
• M21: 27,926,931 km (0.089 R)
• M22: 32,861,865 km (0.092 R)
• M23: 33,490,625 km (0.035 R)
• M24: 35,097,605 km (0.078 R)
• M25: 36,643,400 km (0.112 R)
• M26: 38,119,033 km (0.079 R)
• M27: 38,813,317 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.8

Radius: 13.4

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.14 AU - 9.86 AU

Year: 8750 Days

Day: 7.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,894,634 km

• M1: 166,652 km (0.076 R)
• M2: 800,349 km (0.096 R)
• M3: 1,547,141 km (0.072 R)
• M4: 2,044,105 km (0.098 R)
• M5: 3,678,163 km (0.088 R)
• M6: 4,191,284 km (0.064 R)
• M7: 7,395,221 km (0.088 R)
• M8: 9,469,994 km (0.111 R)
• M9: 10,191,505 km (0.045 R)
• M10: 13,155,038 km (0.044 R)
• M11: 13,992,637 km (0.119 R)
• M12: 16,997,310 km (0.094 R)
• M13: 18,576,465 km (0.115 R)
• M14: 19,098,861 km (0.117 R)
• M15: 25,056,895 km (0.063 R)
• M16: 25,787,083 km (0.08 R)
• M17: 29,050,111 km (0.065 R)
• M18: 29,653,140 km (0.042 R)
• M19: 32,256,592 km (0.091 R)
• M20: 34,670,503 km (0.092 R)
• M21: 36,967,429 km (0.102 R)
• M22: 38,876,747 km (0.089 R)
• M23: 39,364,286 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.8

Radius: 10.3

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 9.61 AU - 14.51 AU

Year: 14788 Days

Day: 13.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,894,634 km

• M1: 134,040 km (0.09 R)
• M2: 476,020 km (0.064 R)
• M3: 2,339,561 km (0.071 R)
• M4: 2,865,846 km (0.111 R)
• M5: 4,040,489 km (0.057 R)
• M6: 4,424,507 km (0.057 R)
• M7: 5,440,127 km (0.103 R)
• M8: 8,295,501 km (0.08 R)
• M9: 9,675,990 km (0.117 R)
• M10: 10,640,897 km (0.098 R)
• M11: 14,870,028 km (0.041 R)
• M12: 21,582,036 km (0.064 R)
• M13: 23,131,272 km (0.101 R)
• M14: 23,600,710 km (0.088 R)
• M15: 25,244,491 km (0.094 R)
• M16: 25,943,113 km (0.097 R)
• M17: 28,866,854 km (0.05 R)
• M18: 40,824,960 km (0.105 R)
• M19: 43,757,527 km (0.115 R)
• M20: 44,187,471 km (0.049 R)
• M21: 45,788,617 km (0.094 R)
• M22: 52,419,543 km (0.049 R)
• M23: 54,543,683 km (0.117 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit