🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.6 AU - 1.68 AU

Year: 756 Days

Day: 45.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,767,790 km

• M1: 876,195 km (0.104 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733

Radius: 12.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.73 AU - 9.27 AU

Year: 8919 Days

Day: 9.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,767,790 km

• M1: 159,471 km (0.089 R)
• M2: 577,149 km (0.104 R)
• M3: 972,087 km (0.103 R)
• M4: 1,467,705 km (0.088 R)
• M5: 4,338,189 km (0.101 R)
• M6: 5,101,886 km (0.11 R)
• M7: 6,233,743 km (0.087 R)
• M8: 6,973,954 km (0.116 R)
• M9: 7,771,909 km (0.093 R)
• M10: 9,081,937 km (0.093 R)
• M11: 12,024,677 km (0.095 R)
• M12: 12,878,731 km (0.118 R)
• M13: 14,266,401 km (0.106 R)
• M14: 15,354,576 km (0.094 R)
• M15: 16,497,204 km (0.096 R)
• M16: 17,480,062 km (0.089 R)
• M17: 18,800,712 km (0.093 R)
• M18: 19,873,030 km (0.116 R)
• M19: 22,055,812 km (0.101 R)
• M20: 24,037,535 km (0.106 R)
• M21: 25,855,000 km (0.035 R)
• M22: 35,407,572 km (0.114 R)
• M23: 40,333,531 km (0.069 R)
• M24: 41,472,868 km (0.087 R)
• M25: 42,244,344 km (0.07 R)
• M26: 44,081,556 km (0.092 R)
• M27: 45,425,992 km (0.069 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.3

Radius: 4.5

Gravity: 40.71 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 14.48 AU - 19.88 AU

Year: 25628 Days

Day: 23.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,767,790 km

• M1: 56,997 km (0.086 R)
• M2: 312,211 km (0.11 R)
• M3: 660,175 km (0.106 R)
• M4: 1,085,931 km (0.067 R)
• M5: 1,459,178 km (0.112 R)
• M6: 1,976,188 km (0.082 R)
• M7: 2,128,329 km (0.09 R)
• M8: 2,311,736 km (0.089 R)
• M9: 3,872,939 km (0.051 R)
• M10: 5,759,967 km (0.054 R)
• M11: 6,680,742 km (0.056 R)
• M12: 8,578,540 km (0.103 R)
• M13: 9,899,789 km (0.06 R)
• M14: 10,543,060 km (0.078 R)
• M15: 11,351,187 km (0.097 R)
• M16: 13,013,968 km (0.064 R)
• M17: 16,105,557 km (0.115 R)
• M18: 18,007,993 km (0.095 R)
• M19: 20,359,522 km (0.085 R)
• M20: 20,873,840 km (0.1 R)
• M21: 22,036,066 km (0.114 R)
• M22: 32,785,720 km (0.103 R)
• M23: 34,353,057 km (0.101 R)
• M24: 34,935,142 km (0.032 R)
• M25: 37,482,644 km (0.079 R)
• M26: 39,671,411 km (0.106 R)
• M27: 40,797,135 km (0.078 R)
• M28: 47,102,685 km (0.115 R)
• M29: 53,248,165 km (0.114 R)
• M30: 56,009,144 km (0.105 R)
• M31: 63,543,790 km (0.103 R)
• M32: 64,861,897 km (0.049 R)
• M33: 68,007,940 km (0.096 R)
• M34: 79,059,184 km (0.108 R)
• M35: 81,610,276 km (0.115 R)
• M36: 89,591,622 km (0.09 R)
• M37: 93,206,056 km (0.033 R)
• M38: 94,337,315 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.4

Radius: 6.4

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 15.56 AU - 19.32 AU

Year: 26211 Days

Day: 21.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,767,790 km

• M1: 79,586 km (0.071 R)
• M2: 302,636 km (0.111 R)
• M3: 677,080 km (0.093 R)
• M4: 1,124,976 km (0.094 R)
• M5: 1,533,378 km (0.111 R)
• M6: 2,240,677 km (0.074 R)
• M7: 2,739,287 km (0.075 R)
• M8: 4,341,779 km (0.119 R)
• M9: 5,935,296 km (0.102 R)
• M10: 7,735,407 km (0.11 R)
• M11: 8,759,404 km (0.116 R)
• M12: 9,138,336 km (0.046 R)
• M13: 9,987,004 km (0.092 R)
• M14: 11,136,065 km (0.052 R)
• M15: 12,917,028 km (0.109 R)
• M16: 14,057,413 km (0.069 R)
• M17: 15,575,532 km (0.085 R)
• M18: 16,051,403 km (0.092 R)
• M19: 16,866,262 km (0.091 R)
• M20: 23,460,536 km (0.076 R)
• M21: 23,771,850 km (0.103 R)
• M22: 26,924,475 km (0.077 R)
• M23: 30,100,288 km (0.071 R)
• M24: 33,517,253 km (0.083 R)
• M25: 34,177,279 km (0.114 R)
• M26: 44,032,188 km (0.078 R)
• M27: 45,947,490 km (0.11 R)
• M28: 48,754,993 km (0.072 R)
• M29: 54,891,049 km (0.117 R)
• M30: 57,671,326 km (0.117 R)
• M31: 58,809,167 km (0.081 R)
• M32: 66,988,431 km (0.065 R)
• M33: 69,305,103 km (0.063 R)
• M34: 74,544,021 km (0.104 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 10,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit