🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.68 AU - 0.82 AU

Year: 230 Days

Day: 19.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 112.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.69 AU - 0.99 AU

Year: 273 Days

Day: 13.4 Hours

Environment

Temp: 175 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.4 AU - 1.52 AU

Year: 626 Days

Day: 18 Hours

Environment

Temp: -19 °C

Axial Tilt: 44.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.01 AU - 4.21 AU

Year: 2433 Days

Day: 39 Hours

Environment

Temp: -107 °C

Axial Tilt: 133.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 118,326,090 km

• M1: 105,915 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.15 AU - 5.21 AU

Year: 4182 Days

Day: 39.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 12.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.44 AU - 7.2 AU

Year: 4981 Days

Day: 6.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 118,326,090 km

• M1: 177,273 km (0.103 R)
• M2: 585,376 km (0.05 R)
• M3: 1,446,761 km (0.083 R)
• M4: 1,904,082 km (0.118 R)
• M5: 5,391,358 km (0.054 R)
• M6: 6,284,756 km (0.053 R)
• M7: 13,696,433 km (0.113 R)
• M8: 14,123,086 km (0.114 R)
• M9: 14,804,504 km (0.089 R)
• M10: 15,867,697 km (0.057 R)
• M11: 16,338,481 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.9

Radius: 11.5

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.67 AU - 7.01 AU

Year: 5007 Days

Day: 7.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 164.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 118,326,090 km

• M1: 147,803 km (0.072 R)
• M2: 711,787 km (0.082 R)
• M3: 1,106,127 km (0.103 R)
• M4: 1,487,452 km (0.037 R)
• M5: 2,544,361 km (0.106 R)
• M6: 2,979,541 km (0.099 R)
• M7: 6,440,338 km (0.058 R)
• M8: 8,064,073 km (0.094 R)
• M9: 11,306,308 km (0.098 R)
• M10: 12,103,365 km (0.088 R)
• M11: 17,203,007 km (0.03 R)
• M12: 18,832,577 km (0.12 R)
• M13: 19,751,556 km (0.103 R)
• M14: 22,179,829 km (0.082 R)
• M15: 23,130,374 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.4

Radius: 13.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.17 AU - 7.89 AU

Year: 5920 Days

Day: 6.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 118,326,090 km

• M1: 173,085 km (0.045 R)
• M2: 639,381 km (0.1 R)
• M3: 1,142,629 km (0.107 R)
• M4: 1,704,817 km (0.114 R)
• M5: 2,238,134 km (0.091 R)
• M6: 2,693,958 km (0.11 R)
• M7: 3,926,645 km (0.106 R)
• M8: 5,397,491 km (0.107 R)
• M9: 7,309,801 km (0.119 R)
• M10: 8,662,465 km (0.031 R)
• M11: 11,174,363 km (0.045 R)
• M12: 12,141,812 km (0.054 R)
• M13: 16,931,487 km (0.09 R)
• M14: 17,836,554 km (0.112 R)
• M15: 19,222,130 km (0.094 R)
• M16: 19,941,396 km (0.096 R)
• M17: 20,475,610 km (0.067 R)
• M18: 21,782,796 km (0.118 R)
• M19: 27,081,852 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.6

Radius: 4.5

Gravity: 46.8 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 18.73 AU - 22.31 AU

Year: 32976 Days

Day: 20.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 118,326,090 km

• M1: 56,398 km (0.06 R)
• M2: 346,917 km (0.073 R)
• M3: 606,769 km (0.109 R)
• M4: 1,332,618 km (0.053 R)
• M5: 2,515,638 km (0.103 R)
• M6: 2,736,594 km (0.089 R)
• M7: 3,478,001 km (0.082 R)
• M8: 6,095,365 km (0.094 R)
• M9: 6,545,655 km (0.034 R)
• M10: 7,568,605 km (0.07 R)
• M11: 8,267,078 km (0.082 R)
• M12: 8,693,731 km (0.107 R)
• M13: 14,928,671 km (0.108 R)
• M14: 19,096,168 km (0.046 R)
• M15: 20,384,206 km (0.095 R)
• M16: 23,131,870 km (0.054 R)
• M17: 25,602,329 km (0.083 R)
• M18: 27,566,549 km (0.084 R)
• M19: 31,939,893 km (0.072 R)
• M20: 33,596,540 km (0.104 R)
• M21: 36,107,241 km (0.058 R)
• M22: 36,268,209 km (0.111 R)
• M23: 36,591,490 km (0.066 R)
• M24: 42,744,899 km (0.083 R)
• M25: 44,754,148 km (0.088 R)
• M26: 45,687,938 km (0.117 R)
• M27: 46,634,593 km (0.109 R)
• M28: 48,176,349 km (0.034 R)
• M29: 48,371,424 km (0.111 R)
• M30: 49,751,913 km (0.082 R)
• M31: 51,973,741 km (0.105 R)
• M32: 57,267,561 km (0.085 R)
• M33: 77,668,970 km (0.075 R)
• M34: 88,302,387 km (0.113 R)
• M35: 95,187,330 km (0.107 R)
• M36: 97,040,548 km (0.078 R)
• M37: 103,067,398 km (0.072 R)
• M38: 108,666,996 km (0.115 R)
• M39: 109,338,840 km (0.107 R)
• M40: 110,013,377 km (0.082 R)
• M41: 116,912,531 km (0.094 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 13,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit