🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.45 AU - 0.55 AU

Year: 133 Days

Day: 29.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.56 AU - 0.62 AU

Year: 171 Days

Day: 17.9 Hours

Environment

Temp: 136 °C

Axial Tilt: 101.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,662,444 km

• M1: 44,730 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.96 AU - 1.04 AU

Year: 377 Days

Day: 15.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,662,444 km

• M1: 116,836 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.99 AU - 1.29 AU

Year: 459 Days

Day: 16.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,662,444 km

• M1: 28,723 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.35 AU - 1.47 AU

Year: 631 Days

Day: 18.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,662,444 km

• M1: 41,139 km (0.107 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.39 AU - 3.89 AU

Year: 2096 Days

Day: 21.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.8

Radius: 9.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.13 AU - 11.47 AU

Year: 13371 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,662,444 km

• M1: 116,836 km (0.096 R)
• M2: 552,914 km (0.092 R)
• M3: 1,366,876 km (0.114 R)
• M4: 1,819,708 km (0.117 R)
• M5: 2,756,042 km (0.111 R)
• M6: 3,605,009 km (0.107 R)
• M7: 5,545,743 km (0.093 R)
• M8: 7,681,701 km (0.108 R)
• M9: 8,399,621 km (0.065 R)
• M10: 14,795,977 km (0.106 R)
• M11: 16,722,798 km (0.102 R)
• M12: 17,495,621 km (0.076 R)
• M13: 23,499,133 km (0.068 R)
• M14: 25,925,311 km (0.12 R)
• M15: 26,769,941 km (0.092 R)
• M16: 29,111,746 km (0.094 R)
• M17: 34,535,416 km (0.088 R)
• M18: 35,672,510 km (0.117 R)
• M19: 36,951,871 km (0.072 R)
• M20: 38,021,196 km (0.056 R)
• M21: 40,596,374 km (0.071 R)
• M22: 42,894,347 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.2

Radius: 3.5

Gravity: 42.63 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 11.27 AU - 15.83 AU

Year: 18790 Days

Day: 23.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,662,444 km

• M1: 43,533 km (0.083 R)
• M2: 158,723 km (0.119 R)
• M3: 301,440 km (0.101 R)
• M4: 743,352 km (0.078 R)
• M5: 953,238 km (0.061 R)
• M6: 1,148,463 km (0.07 R)
• M7: 2,459,987 km (0.091 R)
• M8: 2,851,784 km (0.1 R)
• M9: 3,257,194 km (0.073 R)
• M10: 4,602,378 km (0.102 R)
• M11: 4,771,723 km (0.099 R)
• M12: 5,378,343 km (0.119 R)
• M13: 6,155,952 km (0.051 R)
• M14: 6,487,162 km (0.117 R)
• M15: 8,882,523 km (0.108 R)
• M16: 9,144,918 km (0.115 R)
• M17: 9,466,852 km (0.104 R)
• M18: 10,829,988 km (0.094 R)
• M19: 11,129,633 km (0.082 R)
• M20: 12,910,446 km (0.078 R)
• M21: 16,311,254 km (0.068 R)
• M22: 16,625,709 km (0.043 R)
• M23: 19,374,869 km (0.116 R)
• M24: 21,273,565 km (0.043 R)
• M25: 23,193,654 km (0.094 R)
• M26: 28,834,391 km (0.082 R)
• M27: 29,409,445 km (0.083 R)
• M28: 35,323,947 km (0.058 R)
• M29: 35,586,341 km (0.038 R)
• M30: 35,849,933 km (0.115 R)
• M31: 38,975,631 km (0.072 R)
• M32: 41,983,745 km (0.041 R)
• M33: 43,619,598 km (0.09 R)
• M34: 46,701,762 km (0.052 R)
• M35: 50,588,016 km (0.068 R)
• M36: 57,897,667 km (0.11 R)
• M37: 66,078,576 km (0.115 R)
• M38: 66,277,392 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477

Radius: 6.7

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.37 AU - 15.23 AU

Year: 21450 Days

Day: 23.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 150.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,662,444 km

• M1: 83,476 km (0.102 R)
• M2: 321,486 km (0.069 R)
• M3: 647,908 km (0.102 R)
• M4: 1,159,832 km (0.037 R)
• M5: 1,411,755 km (0.037 R)
• M6: 1,769,294 km (0.069 R)
• M7: 2,353,025 km (0.118 R)
• M8: 3,687,438 km (0.076 R)
• M9: 4,367,360 km (0.113 R)
• M10: 4,600,434 km (0.042 R)
• M11: 4,947,650 km (0.057 R)
• M12: 8,135,282 km (0.113 R)
• M13: 8,958,818 km (0.054 R)
• M14: 14,213,443 km (0.075 R)
• M15: 14,726,714 km (0.105 R)
• M16: 19,916,862 km (0.106 R)
• M17: 20,932,931 km (0.078 R)
• M18: 21,693,337 km (0.03 R)
• M19: 27,202,727 km (0.116 R)
• M20: 29,978,217 km (0.048 R)
• M21: 31,681,388 km (0.078 R)
• M22: 32,430,724 km (0.081 R)
• M23: 39,858,857 km (0.105 R)
• M24: 47,042,397 km (0.085 R)
• M25: 62,722,498 km (0.119 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: 368 - 16,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit