🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.52 AU - 0.62 AU

Year: 161 Days

Day: 41.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,951,449 km

• M1: 35,604 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.73 AU - 0.73 AU

Year: 234 Days

Day: 35.1 Hours

Environment

Temp: 161 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.33 AU - 1.49 AU

Year: 627 Days

Day: 32.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.39 AU - 1.57 AU

Year: 675 Days

Day: 13.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.65 AU - 1.77 AU

Year: 838 Days

Day: 18.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.6

Radius: 12.3

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.55 AU - 6.07 AU

Year: 4585 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,951,449 km

• M1: 159,920 km (0.11 R)
• M2: 545,434 km (0.116 R)
• M3: 1,394,402 km (0.06 R)
• M4: 1,794,875 km (0.041 R)
• M5: 2,573,981 km (0.084 R)
• M6: 3,152,775 km (0.084 R)
• M7: 4,506,486 km (0.104 R)
• M8: 4,987,294 km (0.111 R)
• M9: 5,785,997 km (0.111 R)
• M10: 7,294,243 km (0.064 R)
• M11: 8,944,008 km (0.063 R)
• M12: 13,520,805 km (0.117 R)
• M13: 14,281,810 km (0.11 R)
• M14: 14,821,259 km (0.101 R)
• M15: 16,899,024 km (0.063 R)
• M16: 17,558,601 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.8

Radius: 11.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.81 AU - 7.43 AU

Year: 6383 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,951,449 km

• M1: 144,661 km (0.085 R)
• M2: 659,577 km (0.107 R)
• M3: 1,343,090 km (0.088 R)
• M4: 1,828,535 km (0.115 R)
• M5: 2,802,417 km (0.079 R)
• M6: 3,231,314 km (0.033 R)
• M7: 4,742,253 km (0.072 R)
• M8: 5,457,929 km (0.107 R)
• M9: 6,591,282 km (0.083 R)
• M10: 8,771,522 km (0.109 R)
• M11: 9,356,300 km (0.036 R)
• M12: 9,966,809 km (0.069 R)
• M13: 12,180,857 km (0.067 R)
• M14: 16,116,478 km (0.1 R)
• M15: 16,994,468 km (0.068 R)
• M16: 19,328,942 km (0.089 R)
• M17: 20,383,009 km (0.102 R)
• M18: 22,877,404 km (0.031 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.6

Radius: 14.3

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.17 AU - 7.91 AU

Year: 7000 Days

Day: 8.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 54.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,951,449 km

• M1: 177,872 km (0.101 R)
• M2: 703,708 km (0.07 R)
• M3: 1,923,529 km (0.054 R)
• M4: 4,199,362 km (0.095 R)
• M5: 7,168,281 km (0.045 R)
• M6: 10,200,929 km (0.063 R)
• M7: 10,656,455 km (0.061 R)
• M8: 15,097,567 km (0.075 R)
• M9: 17,454,631 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558

Radius: 10.4

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.62 AU - 12.54 AU

Year: 11993 Days

Day: 5.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,951,449 km

• M1: 130,001 km (0.115 R)
• M2: 916,885 km (0.063 R)
• M3: 1,476,681 km (0.074 R)
• M4: 2,271,793 km (0.088 R)
• M5: 4,540,894 km (0.065 R)
• M6: 7,890,839 km (0.116 R)
• M7: 8,333,349 km (0.071 R)
• M8: 8,933,386 km (0.089 R)
• M9: 13,843,637 km (0.059 R)
• M10: 17,049,370 km (0.1 R)
• M11: 20,142,157 km (0.057 R)
• M12: 23,319,316 km (0.088 R)
• M13: 27,716,596 km (0.104 R)
• M14: 30,109,563 km (0.089 R)
• M15: 34,476,924 km (0.098 R)
• M16: 38,740,313 km (0.067 R)
• M17: 45,141,157 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.9

Radius: 5.9

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.59 AU - 20.73 AU

Year: 25482 Days

Day: 16.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,951,449 km

• M1: 73,901 km (0.047 R)
• M2: 994,676 km (0.038 R)
• M3: 2,007,903 km (0.061 R)
• M4: 2,676,007 km (0.109 R)
• M5: 3,204,985 km (0.062 R)
• M6: 4,112,296 km (0.098 R)
• M7: 4,639,778 km (0.045 R)
• M8: 5,056,408 km (0.096 R)
• M9: 5,433,095 km (0.072 R)
• M10: 5,661,382 km (0.12 R)
• M11: 6,313,479 km (0.08 R)
• M12: 8,924,411 km (0.11 R)
• M13: 11,313,638 km (0.104 R)
• M14: 12,288,867 km (0.043 R)
• M15: 14,282,109 km (0.092 R)
• M16: 18,970,207 km (0.118 R)
• M17: 29,293,507 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 12,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit