🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.55 AU - 0.87 AU

Year: 220 Days

Day: 27.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 91.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,070,934 km

• M1: 360,980 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.67 AU - 0.85 AU

Year: 243 Days

Day: 26 Hours

Environment

Temp: 190 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 56,070,934 km

• M1: 40,541 km (0.088 R)
• M2: 256,710 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.77 AU - 0.93 AU

Year: 288 Days

Day: 44.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.94 AU - 1.36 AU

Year: 453 Days

Day: 24.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.36 AU - 2.7 AU

Year: 1477 Days

Day: 22.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.41 AU - 3.51 AU

Year: 1869 Days

Day: 30.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 14.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.66 AU - 8.64 AU

Year: 7018 Days

Day: 7.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,070,934 km

• M1: 185,352 km (0.093 R)
• M2: 894,446 km (0.072 R)
• M3: 1,430,305 km (0.109 R)
• M4: 1,959,433 km (0.113 R)
• M5: 2,592,531 km (0.088 R)
• M6: 3,394,376 km (0.111 R)
• M7: 5,102,783 km (0.111 R)
• M8: 5,833,419 km (0.027 R)
• M9: 7,563,519 km (0.088 R)
• M10: 8,200,058 km (0.063 R)
• M11: 8,970,936 km (0.092 R)
• M12: 10,845,397 km (0.104 R)
• M13: 13,096,994 km (0.066 R)
• M14: 14,839,211 km (0.065 R)
• M15: 15,645,095 km (0.032 R)
• M16: 16,380,518 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.6

Radius: 13.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.12 AU - 11.24 AU

Year: 11923 Days

Day: 9.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,070,934 km

• M1: 171,290 km (0.091 R)
• M2: 597,643 km (0.078 R)
• M3: 1,169,556 km (0.073 R)
• M4: 1,822,401 km (0.064 R)
• M5: 2,491,253 km (0.101 R)
• M6: 3,128,091 km (0.086 R)
• M7: 4,196,220 km (0.065 R)
• M8: 5,311,622 km (0.1 R)
• M9: 6,407,576 km (0.116 R)
• M10: 7,884,107 km (0.113 R)
• M11: 8,660,370 km (0.08 R)
• M12: 11,298,080 km (0.068 R)
• M13: 12,020,189 km (0.055 R)
• M14: 13,728,896 km (0.094 R)
• M15: 14,671,811 km (0.057 R)
• M16: 16,950,935 km (0.109 R)
• M17: 19,750,210 km (0.097 R)
• M18: 21,492,427 km (0.049 R)
• M19: 23,007,255 km (0.035 R)
• M20: 24,934,973 km (0.116 R)
• M21: 26,607,028 km (0.11 R)
• M22: 29,301,286 km (0.081 R)
• M23: 33,309,462 km (0.107 R)
• M24: 37,669,492 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.5

Radius: 4.8

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 14.51 AU - 15.35 AU

Year: 21177 Days

Day: 15.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,070,934 km

• M1: 76,594 km (0.078 R)
• M2: 268,229 km (0.104 R)
• M3: 624,122 km (0.036 R)
• M4: 1,276,070 km (0.06 R)
• M5: 4,359,432 km (0.105 R)
• M6: 4,929,250 km (0.086 R)
• M7: 5,197,778 km (0.071 R)
• M8: 6,977,394 km (0.057 R)
• M9: 8,733,224 km (0.116 R)
• M10: 10,931,715 km (0.116 R)
• M11: 11,273,247 km (0.061 R)
• M12: 16,383,360 km (0.059 R)
• M13: 19,107,388 km (0.085 R)
• M14: 23,500,928 km (0.056 R)
• M15: 31,396,704 km (0.117 R)
• M16: 38,360,036 km (0.115 R)
• M17: 41,164,696 km (0.078 R)
• M18: 46,285,432 km (0.106 R)
• M19: 48,386,234 km (0.093 R)
• M20: 48,538,675 km (0.112 R)
• M21: 49,460,198 km (0.053 R)
• M22: 55,401,477 km (0.105 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 12,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit