🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.5 AU - 0.7 AU

Year: 171 Days

Day: 27.8 Hours

Environment

Temp: 164 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,115,117 km

• M1: 41,588 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.51 AU - 0.83 AU

Year: 201 Days

Day: 46.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.67 AU - 0.71 AU

Year: 210 Days

Day: 22 Hours

Environment

Temp: 205 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.6

Radius: 13

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.87 AU - 9.01 AU

Year: 7450 Days

Day: 12.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,115,117 km

• M1: 162,314 km (0.059 R)
• M2: 788,979 km (0.111 R)
• M3: 1,469,051 km (0.104 R)
• M4: 2,645,638 km (0.08 R)
• M5: 3,434,618 km (0.105 R)
• M6: 5,005,994 km (0.033 R)
• M7: 5,728,551 km (0.115 R)
• M8: 6,248,105 km (0.12 R)
• M9: 7,159,604 km (0.119 R)
• M10: 8,565,824 km (0.115 R)
• M11: 10,242,069 km (0.079 R)
• M12: 11,764,077 km (0.09 R)
• M13: 13,375,845 km (0.091 R)
• M14: 14,176,493 km (0.08 R)
• M15: 15,685,486 km (0.056 R)
• M16: 18,111,814 km (0.071 R)
• M17: 19,740,486 km (0.052 R)
• M18: 22,324,191 km (0.108 R)
• M19: 23,125,288 km (0.119 R)
• M20: 24,278,687 km (0.092 R)
• M21: 26,080,294 km (0.092 R)
• M22: 27,420,691 km (0.096 R)
• M23: 29,373,692 km (0.096 R)
• M24: 30,238,367 km (0.111 R)
• M25: 31,817,672 km (0.109 R)
• M26: 32,934,869 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 14

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.7 AU - 8.98 AU

Year: 8058 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 64.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,115,117 km

• M1: 174,132 km (0.106 R)
• M2: 1,187,807 km (0.12 R)
• M3: 1,685,370 km (0.066 R)
• M4: 2,357,962 km (0.117 R)
• M5: 2,875,720 km (0.077 R)
• M6: 3,335,584 km (0.03 R)
• M7: 4,118,878 km (0.078 R)
• M8: 4,934,486 km (0.099 R)
• M9: 6,357,461 km (0.054 R)
• M10: 6,888,234 km (0.095 R)
• M11: 7,486,925 km (0.055 R)
• M12: 9,861,043 km (0.1 R)
• M13: 12,050,557 km (0.069 R)
• M14: 14,790,293 km (0.117 R)
• M15: 15,853,335 km (0.1 R)
• M16: 18,554,923 km (0.118 R)
• M17: 22,508,645 km (0.054 R)
• M18: 22,998,279 km (0.037 R)
• M19: 24,083,612 km (0.087 R)
• M20: 24,768,321 km (0.046 R)
• M21: 31,731,803 km (0.071 R)
• M22: 34,136,738 km (0.101 R)
• M23: 35,990,854 km (0.097 R)
• M24: 38,026,283 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.8

Radius: 4.7

Gravity: 17.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.18 AU - 14.66 AU

Year: 16068 Days

Day: 16.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,115,117 km

• M1: 61,934 km (0.087 R)
• M2: 279,898 km (0.059 R)
• M3: 944,262 km (0.092 R)
• M4: 1,653,356 km (0.116 R)
• M5: 1,863,241 km (0.094 R)
• M6: 2,036,625 km (0.082 R)
• M7: 2,601,657 km (0.03 R)
• M8: 3,071,693 km (0.119 R)
• M9: 3,784,078 km (0.084 R)
• M10: 4,569,617 km (0.066 R)
• M11: 4,918,928 km (0.091 R)
• M12: 5,423,671 km (0.026 R)
• M13: 5,962,223 km (0.059 R)
• M14: 7,791,506 km (0.031 R)
• M15: 9,101,235 km (0.103 R)
• M16: 10,388,824 km (0.064 R)
• M17: 10,605,591 km (0.074 R)
• M18: 11,910,683 km (0.1 R)
• M19: 12,328,361 km (0.095 R)
• M20: 12,693,978 km (0.088 R)
• M21: 14,699,188 km (0.116 R)
• M22: 15,110,283 km (0.1 R)
• M23: 16,027,168 km (0.111 R)
• M24: 17,509,533 km (0.077 R)
• M25: 18,127,223 km (0.054 R)
• M26: 21,963,511 km (0.09 R)
• M27: 23,508,109 km (0.083 R)
• M28: 23,881,804 km (0.093 R)
• M29: 24,354,533 km (0.086 R)
• M30: 25,026,677 km (0.046 R)
• M31: 27,015,281 km (0.027 R)
• M32: 31,642,493 km (0.086 R)
• M33: 36,896,520 km (0.049 R)
• M34: 37,274,553 km (0.069 R)
• M35: 51,561,748 km (0.105 R)
• M36: 51,718,826 km (0.036 R)
• M37: 52,350,728 km (0.078 R)
• M38: 52,668,623 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 17,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit