🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.71 AU - 0.83 AU

Year: 259 Days

Day: 38.9 Hours

Environment

Temp: 117 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1 AU - 1.02 AU

Year: 389 Days

Day: 47.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,780,897 km

• M1: 500,106 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.11 AU - 4.55 AU

Year: 2870 Days

Day: 24.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.23 AU - 4.77 AU

Year: 3063 Days

Day: 43.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 10.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.06 AU - 4.4 AU

Year: 3331 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,780,897 km

• M1: 132,095 km (0.037 R)
• M2: 492,925 km (0.115 R)
• M3: 943,364 km (0.069 R)
• M4: 1,505,104 km (0.031 R)
• M5: 2,510,701 km (0.107 R)
• M6: 2,920,450 km (0.112 R)
• M7: 3,429,980 km (0.075 R)
• M8: 3,855,586 km (0.082 R)
• M9: 4,316,198 km (0.057 R)
• M10: 5,075,856 km (0.12 R)
• M11: 5,976,734 km (0.12 R)
• M12: 7,796,742 km (0.073 R)
• M13: 10,428,767 km (0.076 R)
• M14: 11,664,744 km (0.112 R)
• M15: 14,425,872 km (0.098 R)
• M16: 18,513,784 km (0.081 R)
• M17: 19,950,222 km (0.091 R)
• M18: 20,445,092 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 11.2

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.44 AU - 7.56 AU

Year: 6345 Days

Day: 6.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,780,897 km

• M1: 143,913 km (0.068 R)
• M2: 624,571 km (0.049 R)
• M3: 1,089,222 km (0.108 R)
• M4: 1,678,189 km (0.12 R)
• M5: 2,531,495 km (0.068 R)
• M6: 4,259,650 km (0.083 R)
• M7: 4,739,859 km (0.069 R)
• M8: 5,514,926 km (0.09 R)
• M9: 5,974,640 km (0.088 R)
• M10: 7,064,460 km (0.119 R)
• M11: 7,939,907 km (0.119 R)
• M12: 8,669,645 km (0.104 R)
• M13: 9,255,171 km (0.119 R)
• M14: 13,339,044 km (0.11 R)
• M15: 14,370,371 km (0.084 R)
• M16: 15,613,231 km (0.034 R)
• M17: 17,379,981 km (0.092 R)
• M18: 18,669,515 km (0.052 R)
• M19: 20,147,991 km (0.1 R)
• M20: 22,578,208 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 13.1

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.3 AU - 9.7 AU

Year: 8664 Days

Day: 13.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,780,897 km

• M1: 163,361 km (0.036 R)
• M2: 637,736 km (0.106 R)
• M3: 1,624,932 km (0.07 R)
• M4: 2,394,464 km (0.112 R)
• M5: 3,285,768 km (0.038 R)
• M6: 3,818,934 km (0.066 R)
• M7: 4,797,454 km (0.097 R)
• M8: 7,155,715 km (0.074 R)
• M9: 10,124,335 km (0.036 R)
• M10: 11,772,305 km (0.057 R)
• M11: 12,660,468 km (0.036 R)
• M12: 13,545,040 km (0.104 R)
• M13: 15,282,021 km (0.025 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 12.6

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.19 AU - 11.11 AU

Year: 10597 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,780,897 km

• M1: 195,824 km (0.099 R)
• M2: 1,551,928 km (0.079 R)
• M3: 2,593,129 km (0.079 R)
• M4: 3,575,688 km (0.098 R)
• M5: 4,458,914 km (0.112 R)
• M6: 4,940,170 km (0.104 R)
• M7: 8,668,897 km (0.059 R)
• M8: 9,577,405 km (0.089 R)
• M9: 12,172,629 km (0.049 R)
• M10: 13,117,190 km (0.072 R)
• M11: 15,312,688 km (0.09 R)
• M12: 19,647,885 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.7

Radius: 4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 13.22 AU - 15.84 AU

Year: 21206 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,780,897 km

• M1: 53,855 km (0.118 R)
• M2: 446,998 km (0.054 R)
• M3: 614,548 km (0.094 R)
• M4: 2,286,753 km (0.094 R)
• M5: 5,635,501 km (0.106 R)
• M6: 7,928,089 km (0.026 R)
• M7: 10,434,451 km (0.081 R)
• M8: 15,629,836 km (0.074 R)
• M9: 17,885,473 km (0.089 R)
• M10: 18,745,361 km (0.118 R)
• M11: 25,396,931 km (0.055 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 12,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit