🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.47 AU - 0.69 AU

Year: 156 Days

Day: 18.2 Hours

Environment

Temp: 190 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.54 AU - 0.76 AU

Year: 185 Days

Day: 34.8 Hours

Environment

Temp: 227 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.8 AU - 1.22 AU

Year: 358 Days

Day: 38.7 Hours

Environment

Temp: 78 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,712,898 km

• M1: 71,358 km (0.065 R)
• M2: 257,608 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.49 AU - 1.51 AU

Year: 649 Days

Day: 46.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.18 AU - 2.5 AU

Year: 1264 Days

Day: 19.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.94 AU - 2.92 AU

Year: 1338 Days

Day: 37.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.4

Radius: 14.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.92 AU - 9.46 AU

Year: 7530 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,712,898 km

• M1: 229,184 km (0.062 R)
• M2: 846,275 km (0.106 R)
• M3: 1,518,718 km (0.094 R)
• M4: 2,259,227 km (0.12 R)
• M5: 3,211,268 km (0.078 R)
• M6: 3,853,192 km (0.119 R)
• M7: 5,184,314 km (0.077 R)
• M8: 7,399,410 km (0.102 R)
• M9: 9,087,323 km (0.088 R)
• M10: 9,718,775 km (0.104 R)
• M11: 12,163,204 km (0.1 R)
• M12: 12,931,090 km (0.092 R)
• M13: 13,672,946 km (0.082 R)
• M14: 17,816,508 km (0.07 R)
• M15: 18,807,744 km (0.026 R)
• M16: 24,495,903 km (0.099 R)
• M17: 25,455,574 km (0.094 R)
• M18: 26,169,006 km (0.047 R)
• M19: 28,868,051 km (0.028 R)
• M20: 30,533,973 km (0.1 R)
• M21: 31,238,130 km (0.065 R)
• M22: 35,032,530 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.3

Radius: 10.7

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.36 AU - 9.32 AU

Year: 8504 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,712,898 km

• M1: 133,142 km (0.119 R)
• M2: 734,077 km (0.076 R)
• M3: 1,530,536 km (0.058 R)
• M4: 2,214,048 km (0.117 R)
• M5: 3,366,102 km (0.072 R)
• M6: 4,047,819 km (0.111 R)
• M7: 4,639,778 km (0.049 R)
• M8: 6,138,599 km (0.063 R)
• M9: 8,371,198 km (0.106 R)
• M10: 10,114,312 km (0.075 R)
• M11: 10,780,621 km (0.102 R)
• M12: 11,695,861 km (0.048 R)
• M13: 14,115,756 km (0.089 R)
• M14: 14,559,912 km (0.084 R)
• M15: 15,610,388 km (0.063 R)
• M16: 16,361,370 km (0.113 R)
• M17: 18,911,714 km (0.057 R)
• M18: 20,888,201 km (0.09 R)
• M19: 25,062,730 km (0.065 R)
• M20: 26,858,503 km (0.053 R)
• M21: 30,388,414 km (0.111 R)
• M22: 34,558,604 km (0.108 R)
• M23: 37,622,219 km (0.115 R)
• M24: 39,219,775 km (0.119 R)
• M25: 39,720,479 km (0.089 R)
• M26: 46,761,751 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.8

Radius: 7.3

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 17.03 AU - 21.25 AU

Year: 29567 Days

Day: 22.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 68.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,712,898 km

• M1: 92,601 km (0.042 R)
• M2: 366,964 km (0.067 R)
• M3: 1,450,800 km (0.05 R)
• M4: 2,153,013 km (0.095 R)
• M5: 2,710,713 km (0.103 R)
• M6: 3,223,236 km (0.108 R)
• M7: 4,207,590 km (0.058 R)
• M8: 6,061,407 km (0.085 R)
• M9: 7,694,118 km (0.098 R)
• M10: 18,641,989 km (0.081 R)
• M11: 25,807,428 km (0.034 R)
• M12: 40,877,768 km (0.081 R)
• M13: 54,124,061 km (0.115 R)
• M14: 59,169,099 km (0.104 R)
• M15: 61,706,279 km (0.119 R)
• M16: 70,397,766 km (0.064 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,751 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit