🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.48 AU - 0.54 AU

Year: 135 Days

Day: 12.7 Hours

Environment

Temp: 228 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.7 AU - 0.8 AU

Year: 241 Days

Day: 40.2 Hours

Environment

Temp: 111 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.76 AU - 0.92 AU

Year: 286 Days

Day: 34.9 Hours

Environment

Temp: 87 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,743,825 km

• M1: 98,884 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.36 AU - 1.94 AU

Year: 786 Days

Day: 21.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.33 AU - 3.57 AU

Year: 1879 Days

Day: 34 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,743,825 km

• M1: 2,975,352 km (0.087 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.91 AU - 4.93 AU

Year: 3446 Days

Day: 27.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.2

Radius: 9.2

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.73 AU - 7.21 AU

Year: 6103 Days

Day: 8.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,743,825 km

• M1: 114,442 km (0.084 R)
• M2: 405,560 km (0.108 R)
• M3: 809,474 km (0.086 R)
• M4: 1,205,160 km (0.078 R)
• M5: 1,804,898 km (0.1 R)
• M6: 3,984,539 km (0.069 R)
• M7: 5,092,611 km (0.11 R)
• M8: 6,148,024 km (0.097 R)
• M9: 6,841,111 km (0.095 R)
• M10: 7,342,862 km (0.051 R)
• M11: 7,655,671 km (0.03 R)
• M12: 8,050,011 km (0.091 R)
• M13: 9,234,677 km (0.111 R)
• M14: 9,764,552 km (0.106 R)
• M15: 12,137,623 km (0.094 R)
• M16: 14,434,250 km (0.075 R)
• M17: 16,351,197 km (0.111 R)
• M18: 17,370,706 km (0.045 R)
• M19: 17,989,892 km (0.1 R)
• M20: 18,432,103 km (0.119 R)
• M21: 21,661,622 km (0.053 R)
• M22: 22,379,093 km (0.099 R)
• M23: 25,486,840 km (0.057 R)
• M24: 27,102,497 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.5

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.35 AU - 13.37 AU

Year: 13272 Days

Day: 6.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,743,825 km

• M1: 173,534 km (0.049 R)
• M2: 635,193 km (0.102 R)
• M3: 1,340,247 km (0.044 R)
• M4: 1,934,899 km (0.118 R)
• M5: 2,724,327 km (0.088 R)
• M6: 3,564,169 km (0.059 R)
• M7: 4,215,668 km (0.119 R)
• M8: 5,652,256 km (0.03 R)
• M9: 6,348,784 km (0.071 R)
• M10: 8,003,037 km (0.06 R)
• M11: 8,787,080 km (0.108 R)
• M12: 9,370,960 km (0.097 R)
• M13: 10,616,811 km (0.063 R)
• M14: 11,279,829 km (0.089 R)
• M15: 11,853,238 km (0.108 R)
• M16: 12,872,897 km (0.107 R)
• M17: 14,611,374 km (0.113 R)
• M18: 18,867,583 km (0.085 R)
• M19: 20,256,898 km (0.116 R)
• M20: 23,055,725 km (0.083 R)
• M21: 27,210,058 km (0.068 R)
• M22: 31,052,180 km (0.027 R)
• M23: 32,639,263 km (0.066 R)
• M24: 42,761,504 km (0.05 R)
• M25: 45,153,125 km (0.044 R)
• M26: 46,454,776 km (0.087 R)
• M27: 49,132,877 km (0.086 R)
• M28: 51,912,406 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.4

Radius: 7.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 13.94 AU - 19.34 AU

Year: 25173 Days

Day: 19.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,743,825 km

• M1: 88,412 km (0.104 R)
• M2: 1,626,428 km (0.103 R)
• M3: 3,152,476 km (0.077 R)
• M4: 4,303,632 km (0.109 R)
• M5: 6,611,179 km (0.095 R)
• M6: 6,943,436 km (0.109 R)
• M7: 9,730,593 km (0.107 R)
• M8: 11,687,034 km (0.113 R)
• M9: 16,763,638 km (0.104 R)
• M10: 18,015,473 km (0.092 R)
• M11: 23,393,517 km (0.109 R)
• M12: 29,851,806 km (0.117 R)
• M13: 31,478,683 km (0.059 R)
• M14: 34,797,213 km (0.074 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit