🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.64 AU - 0.86 AU

Year: 241 Days

Day: 16.5 Hours

Environment

Temp: 132 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,543,813 km

• M1: 245,041 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.01 AU - 1.07 AU

Year: 393 Days

Day: 16 Hours

Environment

Temp: 3 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,543,813 km

• M1: 55,501 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.32 AU - 1.66 AU

Year: 675 Days

Day: 26.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.62 AU - 2.58 AU

Year: 1129 Days

Day: 17.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,543,813 km

• M1: 520,301 km (0.08 R)

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.1

Radius: 13.7

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.98 AU - 5.28 AU

Year: 3695 Days

Day: 11.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,543,813 km

• M1: 170,990 km (0.071 R)
• M2: 705,055 km (0.071 R)
• M3: 1,201,271 km (0.081 R)
• M4: 1,862,643 km (0.086 R)
• M5: 2,815,133 km (0.104 R)
• M6: 4,370,203 km (0.095 R)
• M7: 4,846,672 km (0.096 R)
• M8: 5,446,709 km (0.109 R)
• M9: 6,023,857 km (0.083 R)
• M10: 7,139,259 km (0.105 R)
• M11: 8,180,161 km (0.118 R)
• M12: 9,811,077 km (0.086 R)
• M13: 10,250,745 km (0.103 R)
• M14: 11,989,821 km (0.03 R)
• M15: 12,493,068 km (0.079 R)
• M16: 14,301,706 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 8.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.32 AU - 6.7 AU

Year: 5464 Days

Day: 9.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,543,813 km

• M1: 104,868 km (0.113 R)
• M2: 425,307 km (0.048 R)
• M3: 1,140,983 km (0.113 R)
• M4: 1,719,628 km (0.06 R)
• M5: 2,093,473 km (0.053 R)
• M6: 2,507,709 km (0.118 R)
• M7: 3,255,100 km (0.117 R)
• M8: 3,920,811 km (0.062 R)
• M9: 4,819,295 km (0.079 R)
• M10: 6,041,809 km (0.107 R)
• M11: 6,466,368 km (0.095 R)
• M12: 8,185,547 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 9.4

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.97 AU - 6.59 AU

Year: 5836 Days

Day: 7.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,543,813 km

• M1: 127,009 km (0.115 R)
• M2: 490,232 km (0.048 R)
• M3: 795,412 km (0.119 R)
• M4: 1,202,617 km (0.107 R)
• M5: 2,398,503 km (0.05 R)
• M6: 3,781,236 km (0.086 R)
• M7: 4,203,551 km (0.069 R)
• M8: 4,762,448 km (0.076 R)
• M9: 5,115,499 km (0.08 R)
• M10: 5,813,373 km (0.047 R)
• M11: 6,345,194 km (0.108 R)
• M12: 7,326,855 km (0.055 R)
• M13: 9,087,173 km (0.075 R)
• M14: 15,558,478 km (0.117 R)
• M15: 18,501,367 km (0.101 R)
• M16: 19,582,660 km (0.11 R)
• M17: 20,349,948 km (0.111 R)
• M18: 27,227,112 km (0.101 R)
• M19: 29,250,722 km (0.04 R)
• M20: 31,467,164 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.5

Radius: 8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.87 AU - 8.69 AU

Year: 7285 Days

Day: 8.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,543,813 km

• M1: 100,979 km (0.102 R)
• M2: 872,455 km (0.072 R)
• M3: 2,107,385 km (0.047 R)
• M4: 2,835,179 km (0.115 R)
• M5: 6,602,053 km (0.111 R)
• M6: 7,043,965 km (0.107 R)
• M7: 7,864,809 km (0.096 R)
• M8: 8,978,565 km (0.082 R)
• M9: 13,640,783 km (0.112 R)
• M10: 13,951,647 km (0.09 R)
• M11: 14,495,286 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 9.4

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.71 AU - 8.29 AU

Year: 7617 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 37,543,813 km

• M1: 118,930 km (0.052 R)
• M2: 531,970 km (0.091 R)
• M3: 878,439 km (0.043 R)
• M4: 1,600,996 km (0.073 R)
• M5: 2,476,443 km (0.112 R)
• M6: 3,051,348 km (0.107 R)
• M7: 4,466,394 km (0.071 R)
• M8: 5,081,690 km (0.083 R)
• M9: 6,975,450 km (0.109 R)
• M10: 7,306,659 km (0.101 R)
• M11: 7,842,818 km (0.12 R)
• M12: 8,201,105 km (0.097 R)
• M13: 8,865,319 km (0.1 R)
• M14: 10,020,365 km (0.093 R)
• M15: 10,347,834 km (0.066 R)
• M16: 10,730,954 km (0.053 R)
• M17: 11,885,102 km (0.058 R)
• M18: 12,519,247 km (0.091 R)
• M19: 15,406,486 km (0.11 R)
• M20: 16,033,002 km (0.1 R)
• M21: 17,070,763 km (0.077 R)
• M22: 17,946,359 km (0.065 R)
• M23: 20,007,070 km (0.105 R)
• M24: 20,904,208 km (0.094 R)
• M25: 22,458,829 km (0.117 R)
• M26: 26,059,500 km (0.119 R)
• M27: 27,219,632 km (0.114 R)
• M28: 28,042,719 km (0.066 R)
• M29: 30,027,733 km (0.088 R)
• M30: 30,416,089 km (0.102 R)
• M31: 32,003,622 km (0.097 R)
• M32: 36,874,230 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 15,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit