🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.38 AU - 0.62 AU

Year: 127 Days

Day: 44.7 Hours

Environment

Temp: 217 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,093,411 km

• M1: 48,171 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.72 AU - 0.78 AU

Year: 234 Days

Day: 47.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,093,411 km

• M1: 51,910 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.91 AU - 1.49 AU

Year: 473 Days

Day: 12.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.83 AU - 3.49 AU

Year: 2022 Days

Day: 20.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,093,411 km

• M1: 144,512 km (0.117 R)
• M2: 2,265,361 km (0.118 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.3

Radius: 13.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.46 AU - 11.82 AU

Year: 10772 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,093,411 km

• M1: 164,109 km (0.087 R)
• M2: 590,612 km (0.083 R)
• M3: 1,013,376 km (0.113 R)
• M4: 1,570,478 km (0.117 R)
• M5: 2,312,633 km (0.119 R)
• M6: 2,936,606 km (0.109 R)
• M7: 3,390,636 km (0.08 R)
• M8: 4,722,206 km (0.113 R)
• M9: 5,195,384 km (0.077 R)
• M10: 6,483,572 km (0.098 R)
• M11: 9,044,388 km (0.075 R)
• M12: 10,255,832 km (0.081 R)
• M13: 11,311,095 km (0.111 R)
• M14: 12,217,359 km (0.117 R)
• M15: 13,056,753 km (0.077 R)
• M16: 14,053,972 km (0.092 R)
• M17: 16,735,663 km (0.094 R)
• M18: 18,340,549 km (0.095 R)
• M19: 19,440,991 km (0.036 R)
• M20: 20,430,132 km (0.107 R)
• M21: 21,213,427 km (0.108 R)
• M22: 23,091,329 km (0.041 R)
• M23: 24,287,364 km (0.068 R)
• M24: 25,794,562 km (0.097 R)
• M25: 28,219,245 km (0.06 R)
• M26: 35,833,627 km (0.037 R)
• M27: 37,319,732 km (0.109 R)
• M28: 39,565,046 km (0.075 R)
• M29: 40,048,996 km (0.067 R)
• M30: 40,905,294 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.1

Radius: 12.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10.66 AU - 12.3 AU

Year: 13999 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,093,411 km

• M1: 160,818 km (0.099 R)
• M2: 1,305,092 km (0.095 R)
• M3: 3,617,725 km (0.106 R)
• M4: 4,148,798 km (0.086 R)
• M5: 4,648,903 km (0.103 R)
• M6: 5,490,391 km (0.104 R)
• M7: 6,850,236 km (0.118 R)
• M8: 7,513,852 km (0.093 R)
• M9: 8,341,876 km (0.114 R)
• M10: 9,229,889 km (0.091 R)
• M11: 12,115,782 km (0.085 R)
• M12: 16,380,368 km (0.087 R)
• M13: 19,026,007 km (0.105 R)
• M14: 19,456,849 km (0.108 R)
• M15: 21,400,125 km (0.081 R)
• M16: 23,882,402 km (0.098 R)
• M17: 25,495,367 km (0.108 R)
• M18: 26,107,671 km (0.109 R)
• M19: 27,270,645 km (0.062 R)
• M20: 31,364,091 km (0.06 R)
• M21: 35,959,289 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.2

Radius: 3.2

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.83 AU - 15.89 AU

Year: 17574 Days

Day: 16.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,093,411 km

• M1: 40,092 km (0.054 R)
• M2: 215,271 km (0.107 R)
• M3: 585,526 km (0.062 R)
• M4: 2,771,749 km (0.063 R)
• M5: 3,525,274 km (0.081 R)
• M6: 5,423,671 km (0.08 R)
• M7: 5,552,923 km (0.083 R)
• M8: 5,817,412 km (0.075 R)
• M9: 6,300,614 km (0.045 R)
• M10: 6,443,479 km (0.043 R)
• M11: 6,551,938 km (0.107 R)
• M12: 8,034,602 km (0.062 R)
• M13: 11,535,492 km (0.092 R)
• M14: 18,066,486 km (0.056 R)
• M15: 21,011,021 km (0.093 R)
• M16: 23,653,518 km (0.113 R)
• M17: 31,730,157 km (0.073 R)
• M18: 33,539,693 km (0.11 R)
• M19: 34,414,392 km (0.091 R)
• M20: 40,474,602 km (0.112 R)
• M21: 41,092,142 km (0.062 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 18,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit