🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.85 AU - 1.07 AU

Year: 332 Days

Day: 47.2 Hours

Environment

Temp: 85 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,239,712 km

• M1: 115,789 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.1 AU - 1.2 AU

Year: 435 Days

Day: 46 Hours

Environment

Temp: 38 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.14 AU - 1.36 AU

Year: 493 Days

Day: 12.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.53 AU - 2.23 AU

Year: 910 Days

Day: 28.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.7

Radius: 12.2

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.72 AU - 7.3 AU

Year: 6554 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,239,712 km

• M1: 153,637 km (0.08 R)
• M2: 653,743 km (0.116 R)
• M3: 1,574,966 km (0.07 R)
• M4: 1,963,622 km (0.068 R)
• M5: 3,317,482 km (0.082 R)
• M6: 4,066,968 km (0.087 R)
• M7: 5,368,918 km (0.111 R)
• M8: 5,838,207 km (0.11 R)
• M9: 6,300,913 km (0.042 R)
• M10: 7,837,881 km (0.085 R)
• M11: 8,319,886 km (0.052 R)
• M12: 9,210,890 km (0.098 R)
• M13: 13,085,326 km (0.099 R)
• M14: 15,194,656 km (0.105 R)
• M15: 15,692,517 km (0.117 R)
• M16: 16,918,921 km (0.117 R)
• M17: 18,069,478 km (0.039 R)
• M18: 20,151,432 km (0.119 R)
• M19: 22,790,787 km (0.083 R)
• M20: 23,691,815 km (0.102 R)
• M21: 29,991,680 km (0.059 R)
• M22: 30,974,239 km (0.103 R)
• M23: 33,419,865 km (0.116 R)
• M24: 33,945,253 km (0.054 R)
• M25: 35,120,195 km (0.104 R)
• M26: 35,663,235 km (0.081 R)
• M27: 36,989,270 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.3

Radius: 11.3

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.49 AU - 8.17 AU

Year: 7007 Days

Day: 7.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,239,712 km

• M1: 140,472 km (0.089 R)
• M2: 534,513 km (0.115 R)
• M3: 1,064,987 km (0.119 R)
• M4: 1,724,415 km (0.053 R)
• M5: 2,376,512 km (0.068 R)
• M6: 2,808,251 km (0.111 R)
• M7: 3,577,184 km (0.088 R)
• M8: 5,030,228 km (0.046 R)
• M9: 5,410,656 km (0.075 R)
• M10: 7,840,574 km (0.113 R)
• M11: 8,556,998 km (0.064 R)
• M12: 8,973,628 km (0.092 R)
• M13: 13,412,795 km (0.093 R)
• M14: 14,909,672 km (0.094 R)
• M15: 17,031,269 km (0.104 R)
• M16: 18,993,993 km (0.12 R)
• M17: 19,489,611 km (0.117 R)
• M18: 21,711,588 km (0.095 R)
• M19: 22,175,341 km (0.065 R)
• M20: 23,933,116 km (0.077 R)
• M21: 24,594,788 km (0.112 R)
• M22: 32,196,753 km (0.068 R)
• M23: 33,003,235 km (0.05 R)
• M24: 34,972,392 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.5

Radius: 9.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.89 AU - 8.13 AU

Year: 8005 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,239,712 km

• M1: 115,639 km (0.065 R)
• M2: 656,585 km (0.11 R)
• M3: 1,025,045 km (0.047 R)
• M4: 1,430,455 km (0.115 R)
• M5: 1,865,635 km (0.077 R)
• M6: 2,197,892 km (0.1 R)
• M7: 2,588,492 km (0.11 R)
• M8: 2,881,105 km (0.073 R)
• M9: 5,855,560 km (0.059 R)
• M10: 6,398,750 km (0.118 R)
• M11: 6,864,448 km (0.038 R)
• M12: 8,025,627 km (0.074 R)
• M13: 11,494,502 km (0.101 R)
• M14: 12,400,915 km (0.039 R)
• M15: 14,476,436 km (0.083 R)
• M16: 15,154,414 km (0.076 R)
• M17: 15,788,858 km (0.061 R)
• M18: 16,975,319 km (0.093 R)
• M19: 17,938,580 km (0.092 R)
• M20: 21,756,766 km (0.093 R)
• M21: 22,564,146 km (0.096 R)
• M22: 23,475,197 km (0.091 R)
• M23: 27,365,938 km (0.029 R)
• M24: 28,306,610 km (0.099 R)
• M25: 31,156,449 km (0.092 R)
• M26: 33,123,961 km (0.091 R)
• M27: 34,953,393 km (0.079 R)
• M28: 38,461,014 km (0.076 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 18,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit