🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.51 AU - 0.59 AU

Year: 143 Days

Day: 16.8 Hours

Environment

Temp: 270 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.19 AU - 1.19 AU

Year: 456 Days

Day: 33.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.2 AU - 1.38 AU

Year: 515 Days

Day: 44.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.4 AU - 2.94 AU

Year: 1533 Days

Day: 38.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,438,846 km

• M1: 51,761 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 14.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.25 AU - 6.99 AU

Year: 4683 Days

Day: 7.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,438,846 km

• M1: 188,045 km (0.101 R)
• M2: 842,834 km (0.049 R)
• M3: 1,539,512 km (0.101 R)
• M4: 2,140,895 km (0.051 R)
• M5: 2,667,031 km (0.055 R)
• M6: 4,006,081 km (0.109 R)
• M7: 5,578,804 km (0.052 R)
• M8: 6,043,156 km (0.094 R)
• M9: 7,318,926 km (0.09 R)
• M10: 7,940,805 km (0.111 R)
• M11: 8,631,648 km (0.068 R)
• M12: 9,255,471 km (0.053 R)
• M13: 9,761,261 km (0.059 R)
• M14: 13,422,819 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.5

Radius: 8.8

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.88 AU - 6.4 AU

Year: 4708 Days

Day: 7 Hours

Environment

Temp: -139 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,438,846 km

• M1: 109,655 km (0.079 R)
• M2: 646,113 km (0.091 R)
• M3: 1,352,514 km (0.079 R)
• M4: 1,640,789 km (0.108 R)
• M5: 2,008,351 km (0.081 R)
• M6: 2,878,113 km (0.051 R)
• M7: 3,307,310 km (0.07 R)
• M8: 3,798,440 km (0.096 R)
• M9: 5,619,794 km (0.087 R)
• M10: 6,691,513 km (0.037 R)
• M11: 7,107,694 km (0.108 R)
• M12: 9,978,028 km (0.077 R)
• M13: 11,003,671 km (0.116 R)
• M14: 11,711,120 km (0.119 R)
• M15: 13,263,048 km (0.055 R)
• M16: 14,847,589 km (0.113 R)
• M17: 15,148,729 km (0.077 R)
• M18: 15,453,909 km (0.118 R)
• M19: 16,824,076 km (0.111 R)
• M20: 18,045,243 km (0.07 R)
• M21: 18,677,593 km (0.101 R)
• M22: 19,146,583 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 13.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.69 AU - 7.63 AU

Year: 6734 Days

Day: 9.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,438,846 km

• M1: 165,455 km (0.07 R)
• M2: 590,762 km (0.105 R)
• M3: 1,087,876 km (0.091 R)
• M4: 1,857,258 km (0.114 R)
• M5: 2,509,205 km (0.086 R)
• M6: 2,986,422 km (0.069 R)
• M7: 3,771,213 km (0.103 R)
• M8: 5,245,051 km (0.085 R)
• M9: 6,193,352 km (0.068 R)
• M10: 7,180,997 km (0.092 R)
• M11: 8,271,117 km (0.107 R)
• M12: 10,544,406 km (0.113 R)
• M13: 13,923,672 km (0.075 R)
• M14: 15,494,151 km (0.112 R)
• M15: 15,919,906 km (0.107 R)
• M16: 16,541,635 km (0.088 R)
• M17: 17,309,222 km (0.055 R)
• M18: 19,332,084 km (0.053 R)
• M19: 21,134,589 km (0.096 R)
• M20: 21,658,780 km (0.102 R)
• M21: 23,442,585 km (0.081 R)
• M22: 25,574,803 km (0.084 R)
• M23: 26,601,344 km (0.08 R)
• M24: 27,566,250 km (0.07 R)
• M25: 29,566,074 km (0.101 R)
• M26: 32,150,378 km (0.116 R)
• M27: 34,261,952 km (0.089 R)

Asteroid Belt

Center: 12.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.4

Radius: 5.3

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 17.65 AU - 19.83 AU

Year: 28512 Days

Day: 24.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,438,846 km

• M1: 66,421 km (0.069 R)
• M2: 603,927 km (0.05 R)
• M3: 867,518 km (0.108 R)
• M4: 1,302,848 km (0.077 R)
• M5: 2,572,036 km (0.047 R)
• M6: 3,806,817 km (0.094 R)
• M7: 7,995,408 km (0.108 R)
• M8: 10,602,300 km (0.09 R)
• M9: 11,966,782 km (0.056 R)
• M10: 12,758,454 km (0.077 R)
• M11: 14,154,651 km (0.095 R)
• M12: 17,246,839 km (0.057 R)
• M13: 17,915,093 km (0.09 R)
• M14: 21,421,667 km (0.025 R)
• M15: 23,690,319 km (0.119 R)
• M16: 23,894,819 km (0.096 R)
• M17: 34,107,866 km (0.105 R)
• M18: 35,292,232 km (0.103 R)
• M19: 37,188,684 km (0.103 R)
• M20: 39,581,353 km (0.062 R)
• M21: 40,449,918 km (0.117 R)
• M22: 54,685,950 km (0.114 R)
• M23: 58,516,554 km (0.098 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 10,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit