🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.91 AU - 1.47 AU

Year: 481 Days

Day: 45.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.51 AU - 2.25 AU

Year: 956 Days

Day: 17.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.12 AU - 3.06 AU

Year: 1546 Days

Day: 45.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.56 AU - 4.56 AU

Year: 3034 Days

Day: 47.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 12.3

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.5 AU - 7.12 AU

Year: 5878 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,686,449 km

• M1: 155,283 km (0.073 R)
• M2: 705,653 km (0.096 R)
• M3: 1,197,681 km (0.082 R)
• M4: 2,171,263 km (0.104 R)
• M5: 3,508,369 km (0.08 R)
• M6: 4,855,648 km (0.097 R)
• M7: 5,477,227 km (0.054 R)
• M8: 6,549,395 km (0.047 R)
• M9: 7,368,144 km (0.107 R)
• M10: 8,871,603 km (0.092 R)
• M11: 10,090,526 km (0.112 R)
• M12: 14,096,308 km (0.074 R)
• M13: 14,744,067 km (0.118 R)
• M14: 17,220,660 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.6

Radius: 7.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 10.73 AU - 13.71 AU

Year: 15842 Days

Day: 24.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,686,449 km

• M1: 89,609 km (0.118 R)
• M2: 341,981 km (0.118 R)
• M3: 632,500 km (0.12 R)
• M4: 1,982,770 km (0.047 R)
• M5: 2,539,873 km (0.11 R)
• M6: 2,866,594 km (0.061 R)
• M7: 3,172,372 km (0.107 R)
• M8: 4,076,093 km (0.052 R)
• M9: 5,959,830 km (0.11 R)
• M10: 7,808,261 km (0.04 R)
• M11: 8,453,776 km (0.113 R)
• M12: 8,936,079 km (0.092 R)
• M13: 10,603,946 km (0.067 R)
• M14: 12,716,717 km (0.086 R)
• M15: 13,157,881 km (0.057 R)
• M16: 15,376,417 km (0.104 R)
• M17: 16,536,997 km (0.105 R)
• M18: 17,444,907 km (0.114 R)
• M19: 21,499,159 km (0.097 R)
• M20: 21,855,501 km (0.076 R)
• M21: 22,306,389 km (0.096 R)
• M22: 23,602,056 km (0.094 R)
• M23: 23,981,287 km (0.093 R)
• M24: 26,039,305 km (0.072 R)
• M25: 27,894,617 km (0.083 R)
• M26: 32,213,508 km (0.075 R)
• M27: 33,151,487 km (0.107 R)
• M28: 34,228,142 km (0.111 R)
• M29: 35,081,598 km (0.095 R)
• M30: 36,577,427 km (0.068 R)
• M31: 39,164,274 km (0.094 R)
• M32: 40,367,190 km (0.096 R)
• M33: 48,258,328 km (0.079 R)
• M34: 50,890,802 km (0.106 R)
• M35: 55,432,743 km (0.082 R)
• M36: 55,767,244 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.1

Radius: 3.6

Gravity: 16.98 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.35 AU - 13.53 AU

Year: 18273 Days

Day: 22.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,686,449 km

• M1: 44,879 km (0.026 R)
• M2: 419,622 km (0.083 R)
• M3: 2,201,183 km (0.117 R)
• M4: 2,548,250 km (0.084 R)
• M5: 4,136,082 km (0.09 R)
• M6: 6,898,407 km (0.071 R)
• M7: 8,793,363 km (0.117 R)
• M8: 11,728,772 km (0.057 R)
• M9: 12,420,363 km (0.103 R)
• M10: 13,570,472 km (0.09 R)
• M11: 21,396,086 km (0.089 R)
• M12: 21,565,431 km (0.12 R)
• M13: 32,327,801 km (0.077 R)
• M14: 39,605,587 km (0.059 R)
• M15: 42,744,600 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.1

Radius: 4.6

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 11.96 AU - 16.34 AU

Year: 19740 Days

Day: 20.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,686,449 km

• M1: 57,296 km (0.111 R)
• M2: 1,218,774 km (0.071 R)
• M3: 1,588,879 km (0.041 R)
• M4: 2,297,973 km (0.103 R)
• M5: 4,514,265 km (0.04 R)
• M6: 6,046,596 km (0.031 R)
• M7: 6,227,759 km (0.098 R)
• M8: 9,350,316 km (0.095 R)
• M9: 9,690,800 km (0.046 R)
• M10: 11,797,438 km (0.106 R)
• M11: 14,640,396 km (0.085 R)
• M12: 14,901,593 km (0.089 R)
• M13: 16,046,466 km (0.11 R)
• M14: 19,751,556 km (0.025 R)
• M15: 19,990,464 km (0.12 R)
• M16: 24,351,990 km (0.115 R)
• M17: 24,534,948 km (0.118 R)
• M18: 24,718,804 km (0.046 R)
• M19: 27,094,568 km (0.104 R)
• M20: 31,965,026 km (0.097 R)
• M21: 32,515,247 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 14,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit