🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.46 AU - 0.54 AU

Year: 125 Days

Day: 40.7 Hours

Environment

Temp: 272 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.58 AU - 0.58 AU

Year: 157 Days

Day: 47.6 Hours

Environment

Temp: 244 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.85 AU - 1.11 AU

Year: 344 Days

Day: 43.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.17 AU - 1.29 AU

Year: 484 Days

Day: 37.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 164.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,500,969 km

• M1: 94,845 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.84 AU - 2.48 AU

Year: 1126 Days

Day: 29.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.16 AU - 6.06 AU

Year: 4098 Days

Day: 29.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.8

Radius: 8.8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.61 AU - 6.75 AU

Year: 5450 Days

Day: 12.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 88.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,500,969 km

• M1: 109,506 km (0.116 R)
• M2: 817,253 km (0.073 R)
• M3: 1,099,245 km (0.117 R)
• M4: 1,447,509 km (0.097 R)
• M5: 1,963,023 km (0.048 R)
• M6: 3,146,642 km (0.101 R)
• M7: 3,729,774 km (0.114 R)
• M8: 4,104,068 km (0.102 R)
• M9: 4,576,199 km (0.085 R)
• M10: 7,604,509 km (0.102 R)
• M11: 8,465,744 km (0.104 R)
• M12: 9,036,160 km (0.109 R)
• M13: 9,960,376 km (0.058 R)
• M14: 10,596,167 km (0.103 R)
• M15: 11,168,827 km (0.093 R)
• M16: 12,520,743 km (0.12 R)
• M17: 13,719,322 km (0.037 R)
• M18: 14,240,820 km (0.026 R)
• M19: 16,459,506 km (0.086 R)
• M20: 17,347,967 km (0.077 R)
• M21: 20,271,858 km (0.103 R)
• M22: 23,955,107 km (0.112 R)
• M23: 24,331,346 km (0.064 R)
• M24: 26,994,188 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 14.1

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.57 AU - 6.93 AU

Year: 6221 Days

Day: 11.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,500,969 km

• M1: 175,478 km (0.09 R)
• M2: 653,294 km (0.104 R)
• M3: 1,261,858 km (0.115 R)
• M4: 1,795,174 km (0.094 R)
• M5: 2,244,267 km (0.069 R)
• M6: 4,299,144 km (0.027 R)
• M7: 4,918,180 km (0.081 R)
• M8: 5,413,498 km (0.076 R)
• M9: 5,878,149 km (0.115 R)
• M10: 6,573,630 km (0.085 R)
• M11: 7,103,655 km (0.091 R)
• M12: 8,411,589 km (0.09 R)
• M13: 9,296,311 km (0.088 R)
• M14: 10,011,389 km (0.087 R)
• M15: 11,551,648 km (0.086 R)
• M16: 12,064,021 km (0.106 R)
• M17: 12,538,097 km (0.102 R)
• M18: 13,863,534 km (0.099 R)
• M19: 17,185,205 km (0.085 R)
• M20: 18,332,321 km (0.114 R)
• M21: 20,111,190 km (0.115 R)
• M22: 22,315,963 km (0.09 R)
• M23: 24,425,742 km (0.099 R)
• M24: 29,797,053 km (0.082 R)
• M25: 33,890,051 km (0.096 R)
• M26: 37,001,986 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.4

Radius: 5.8

Gravity: 18.74 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.46 AU - 18.14 AU

Year: 20199 Days

Day: 24 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,500,969 km

• M1: 78,090 km (0.082 R)
• M2: 289,771 km (0.046 R)
• M3: 566,677 km (0.029 R)
• M4: 886,517 km (0.063 R)
• M5: 1,221,167 km (0.107 R)
• M6: 1,671,158 km (0.08 R)
• M7: 2,081,654 km (0.102 R)
• M8: 2,603,601 km (0.119 R)
• M9: 2,870,334 km (0.088 R)
• M10: 3,515,849 km (0.085 R)
• M11: 4,123,965 km (0.118 R)
• M12: 4,659,226 km (0.05 R)
• M13: 6,031,188 km (0.084 R)
• M14: 7,222,585 km (0.08 R)
• M15: 8,406,652 km (0.095 R)
• M16: 8,828,668 km (0.115 R)
• M17: 12,120,569 km (0.114 R)
• M18: 12,934,082 km (0.043 R)
• M19: 14,519,072 km (0.101 R)
• M20: 15,671,275 km (0.104 R)
• M21: 19,583,259 km (0.048 R)
• M22: 22,457,632 km (0.053 R)
• M23: 23,166,577 km (0.078 R)
• M24: 24,522,681 km (0.047 R)
• M25: 27,621,751 km (0.115 R)
• M26: 27,968,519 km (0.091 R)
• M27: 28,201,293 km (0.111 R)
• M28: 28,670,731 km (0.088 R)
• M29: 29,988,539 km (0.073 R)
• M30: 36,213,905 km (0.071 R)
• M31: 36,629,338 km (0.074 R)
• M32: 37,894,637 km (0.067 R)
• M33: 53,074,482 km (0.106 R)
• M34: 53,610,491 km (0.118 R)
• M35: 60,132,809 km (0.115 R)
• M36: 65,306,651 km (0.103 R)
• M37: 70,553,797 km (0.11 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 18,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit