🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 166 Days

Day: 39.8 Hours

Environment

Temp: 225 °C

Axial Tilt: 118.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,802,821 km

• M1: 77,043 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.18 AU - 1.22 AU

Year: 458 Days

Day: 27.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,802,821 km

• M1: 103,522 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.73 AU - 1.95 AU

Year: 869 Days

Day: 38.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,802,821 km

• M1: 210,484 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.85 AU - 3.15 AU

Year: 1810 Days

Day: 23.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.28 AU - 6.54 AU

Year: 4382 Days

Day: 31.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,802,821 km

• M1: 29,770 km (0.114 R)

Asteroid Belt

Center: 7.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.1

Radius: 10.2

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.52 AU - 11.52 AU

Year: 11883 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,802,821 km

• M1: 138,228 km (0.086 R)
• M2: 514,766 km (0.111 R)
• M3: 1,247,197 km (0.113 R)
• M4: 2,593,578 km (0.113 R)
• M5: 2,928,678 km (0.116 R)
• M6: 3,733,065 km (0.091 R)
• M7: 5,900,290 km (0.111 R)
• M8: 7,507,420 km (0.111 R)
• M9: 8,194,074 km (0.101 R)
• M10: 9,517,865 km (0.056 R)
• M11: 12,168,889 km (0.118 R)
• M12: 13,008,881 km (0.107 R)
• M13: 13,608,320 km (0.106 R)
• M14: 15,821,920 km (0.074 R)
• M15: 17,272,720 km (0.118 R)
• M16: 17,599,591 km (0.096 R)
• M17: 18,810,287 km (0.089 R)
• M18: 20,656,025 km (0.1 R)
• M19: 21,472,231 km (0.062 R)
• M20: 26,652,805 km (0.109 R)
• M21: 34,227,544 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 9

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.29 AU - 11.31 AU

Year: 12360 Days

Day: 14.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 23,802,821 km

• M1: 118,482 km (0.075 R)
• M2: 609,462 km (0.063 R)
• M3: 1,368,073 km (0.027 R)
• M4: 2,541,369 km (0.083 R)
• M5: 5,813,822 km (0.105 R)
• M6: 6,124,088 km (0.091 R)
• M7: 7,006,267 km (0.056 R)
• M8: 7,357,971 km (0.106 R)
• M9: 8,311,059 km (0.101 R)
• M10: 8,661,118 km (0.076 R)
• M11: 8,975,573 km (0.044 R)
• M12: 9,484,954 km (0.032 R)
• M13: 12,840,284 km (0.107 R)
• M14: 13,308,825 km (0.089 R)
• M15: 14,404,629 km (0.114 R)
• M16: 14,846,691 km (0.112 R)
• M17: 16,568,114 km (0.059 R)
• M18: 17,264,342 km (0.076 R)
• M19: 20,324,217 km (0.088 R)
• M20: 24,167,386 km (0.115 R)
• M21: 24,701,900 km (0.08 R)
• M22: 27,301,312 km (0.069 R)
• M23: 27,978,691 km (0.12 R)
• M24: 28,370,638 km (0.087 R)
• M25: 29,670,045 km (0.112 R)
• M26: 29,975,524 km (0.12 R)
• M27: 33,146,251 km (0.093 R)
• M28: 42,037,301 km (0.091 R)
• M29: 43,856,261 km (0.037 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.3

Radius: 8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.42 AU - 11.26 AU

Year: 12429 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,802,821 km

• M1: 105,167 km (0.045 R)
• M2: 387,907 km (0.115 R)
• M3: 812,466 km (0.025 R)
• M4: 1,223,860 km (0.087 R)
• M5: 1,781,411 km (0.098 R)
• M6: 3,299,531 km (0.088 R)
• M7: 3,668,439 km (0.11 R)
• M8: 4,374,691 km (0.056 R)
• M9: 5,775,974 km (0.073 R)
• M10: 6,226,263 km (0.102 R)
• M11: 12,603,321 km (0.104 R)
• M12: 14,048,437 km (0.101 R)
• M13: 16,641,267 km (0.044 R)
• M14: 17,610,661 km (0.11 R)
• M15: 18,020,560 km (0.052 R)
• M16: 19,288,701 km (0.12 R)
• M17: 20,422,204 km (0.097 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 17,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit