🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.59 AU - 0.83 AU

Year: 212 Days

Day: 47.7 Hours

Environment

Temp: 153 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,013,532 km

• M1: 519,254 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.17 AU - 1.47 AU

Year: 538 Days

Day: 47 Hours

Environment

Temp: -8 °C

Axial Tilt: 14.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.62 AU - 2.62 AU

Year: 1095 Days

Day: 44.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.7

Radius: 8.2

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.74 AU - 8.48 AU

Year: 6726 Days

Day: 12 Hours

Environment

Temp: -163 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,013,532 km

• M1: 102,175 km (0.082 R)
• M2: 489,634 km (0.106 R)
• M3: 771,925 km (0.082 R)
• M4: 1,067,680 km (0.116 R)
• M5: 1,325,138 km (0.11 R)
• M6: 1,711,998 km (0.097 R)
• M7: 2,031,689 km (0.114 R)
• M8: 2,307,547 km (0.085 R)
• M9: 2,684,085 km (0.1 R)
• M10: 3,169,081 km (0.059 R)
• M11: 5,536,019 km (0.119 R)
• M12: 7,211,066 km (0.109 R)
• M13: 8,612,200 km (0.103 R)
• M14: 10,842,854 km (0.116 R)
• M15: 12,982,552 km (0.047 R)
• M16: 13,524,246 km (0.116 R)
• M17: 13,893,603 km (0.035 R)
• M18: 14,700,983 km (0.097 R)
• M19: 17,473,330 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.2

Radius: 14.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.06 AU - 9.08 AU

Year: 8900 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,013,532 km

• M1: 214,075 km (0.071 R)
• M2: 1,113,008 km (0.101 R)
• M3: 2,010,296 km (0.063 R)
• M4: 2,534,188 km (0.116 R)
• M5: 3,127,792 km (0.075 R)
• M6: 3,763,434 km (0.12 R)
• M7: 4,656,832 km (0.107 R)
• M8: 8,418,171 km (0.053 R)
• M9: 11,984,285 km (0.093 R)
• M10: 15,576,280 km (0.101 R)
• M11: 18,459,779 km (0.088 R)
• M12: 21,599,988 km (0.071 R)
• M13: 26,006,094 km (0.12 R)
• M14: 30,559,105 km (0.044 R)
• M15: 37,741,149 km (0.083 R)
• M16: 39,326,139 km (0.083 R)
• M17: 40,072,482 km (0.073 R)
• M18: 44,885,495 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.2

Radius: 11.3

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.91 AU - 9.81 AU

Year: 9356 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,013,532 km

• M1: 140,472 km (0.102 R)
• M2: 583,132 km (0.11 R)
• M3: 1,211,444 km (0.103 R)
• M4: 1,573,919 km (0.086 R)
• M5: 2,173,059 km (0.116 R)
• M6: 2,718,193 km (0.038 R)
• M7: 3,398,564 km (0.103 R)
• M8: 5,471,841 km (0.104 R)
• M9: 6,066,194 km (0.107 R)
• M10: 7,152,125 km (0.114 R)
• M11: 7,822,622 km (0.092 R)
• M12: 9,380,684 km (0.069 R)
• M13: 9,943,471 km (0.041 R)
• M14: 10,528,549 km (0.104 R)
• M15: 11,240,036 km (0.104 R)
• M16: 16,133,981 km (0.106 R)
• M17: 17,777,912 km (0.12 R)
• M18: 20,448,982 km (0.115 R)
• M19: 23,462,032 km (0.104 R)
• M20: 24,324,763 km (0.106 R)
• M21: 25,029,968 km (0.03 R)
• M22: 25,748,636 km (0.099 R)
• M23: 31,274,482 km (0.054 R)
• M24: 34,038,752 km (0.093 R)
• M25: 36,273,145 km (0.078 R)
• M26: 38,961,569 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.8

Radius: 4.6

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.39 AU - 17.49 AU

Year: 22577 Days

Day: 24.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,013,532 km

• M1: 59,540 km (0.07 R)
• M2: 249,529 km (0.076 R)
• M3: 485,894 km (0.109 R)
• M4: 844,929 km (0.117 R)
• M5: 1,238,371 km (0.108 R)
• M6: 1,389,465 km (0.079 R)
• M7: 2,266,258 km (0.103 R)
• M8: 4,568,420 km (0.087 R)
• M9: 5,185,511 km (0.098 R)
• M10: 5,381,035 km (0.111 R)
• M11: 6,621,651 km (0.1 R)
• M12: 7,008,361 km (0.097 R)
• M13: 7,328,650 km (0.073 R)
• M14: 8,616,538 km (0.103 R)
• M15: 10,098,754 km (0.11 R)
• M16: 10,926,479 km (0.08 R)
• M17: 14,756,783 km (0.055 R)
• M18: 17,583,584 km (0.115 R)
• M19: 18,550,136 km (0.088 R)
• M20: 22,685,021 km (0.098 R)
• M21: 28,996,106 km (0.117 R)
• M22: 31,299,016 km (0.026 R)
• M23: 34,402,574 km (0.055 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 15,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit