🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.4

Radius: 10.1

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.88 AU - 1.28 AU

Year: 775 Days

Day: 10.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,393,393 km

• M1: 125,812 km (0.118 R)
• M2: 569,070 km (0.112 R)
• M3: 977,472 km (0.046 R)
• M4: 1,533,229 km (0.054 R)
• M5: 1,949,709 km (0.052 R)
• M6: 2,693,061 km (0.065 R)
• M7: 3,223,535 km (0.105 R)
• M8: 3,586,011 km (0.078 R)
• M9: 4,213,424 km (0.1 R)
• M10: 4,579,191 km (0.118 R)
• M11: 4,894,394 km (0.051 R)
• M12: 6,561,961 km (0.114 R)
• M13: 7,548,858 km (0.087 R)
• M14: 7,890,689 km (0.081 R)
• M15: 8,817,448 km (0.057 R)
• M16: 9,279,556 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.6

Radius: 14.3

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.65 AU - 1.89 AU

Year: 1625 Days

Day: 5.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 78,393,393 km

• M1: 177,872 km (0.114 R)
• M2: 939,325 km (0.108 R)
• M3: 1,774,380 km (0.06 R)
• M4: 4,118,579 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 9.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.88 AU - 2.48 AU

Year: 2222 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,393,393 km

• M1: 127,607 km (0.113 R)
• M2: 436,826 km (0.093 R)
• M3: 979,268 km (0.12 R)
• M4: 1,780,065 km (0.046 R)
• M5: 2,125,337 km (0.095 R)
• M6: 2,529,401 km (0.112 R)
• M7: 4,727,293 km (0.115 R)
• M8: 6,439,440 km (0.107 R)
• M9: 6,925,185 km (0.12 R)
• M10: 7,464,186 km (0.069 R)
• M11: 7,909,389 km (0.111 R)
• M12: 8,309,563 km (0.087 R)
• M13: 10,046,694 km (0.068 R)
• M14: 12,626,060 km (0.112 R)
• M15: 13,258,859 km (0.085 R)
• M16: 14,725,517 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.9

Radius: 13.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.82 AU - 5.22 AU

Year: 6633 Days

Day: 12.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,393,393 km

• M1: 167,849 km (0.032 R)
• M2: 628,760 km (0.106 R)
• M3: 1,191,098 km (0.087 R)
• M4: 1,679,087 km (0.041 R)
• M5: 2,102,748 km (0.101 R)
• M6: 2,721,784 km (0.056 R)
• M7: 3,193,615 km (0.073 R)
• M8: 3,900,764 km (0.046 R)
• M9: 4,922,967 km (0.096 R)
• M10: 5,748,597 km (0.111 R)
• M11: 7,036,934 km (0.082 R)
• M12: 7,494,704 km (0.072 R)
• M13: 8,199,609 km (0.101 R)
• M14: 9,828,730 km (0.047 R)
• M15: 10,447,018 km (0.091 R)
• M16: 11,375,422 km (0.038 R)
• M17: 14,379,946 km (0.118 R)
• M18: 16,675,675 km (0.088 R)
• M19: 19,206,123 km (0.085 R)
• M20: 19,824,710 km (0.119 R)
• M21: 23,506,164 km (0.118 R)
• M22: 24,134,774 km (0.111 R)
• M23: 25,098,783 km (0.114 R)
• M24: 28,497,796 km (0.101 R)
• M25: 32,192,714 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.2

Radius: 8.2

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.71 AU - 6.25 AU

Year: 8855 Days

Day: 9.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,393,393 km

• M1: 102,026 km (0.103 R)
• M2: 378,034 km (0.048 R)
• M3: 651,499 km (0.12 R)
• M4: 1,177,934 km (0.043 R)
• M5: 1,509,293 km (0.068 R)
• M6: 1,917,994 km (0.109 R)
• M7: 3,392,281 km (0.082 R)
• M8: 3,843,618 km (0.117 R)
• M9: 4,280,743 km (0.062 R)
• M10: 5,163,371 km (0.096 R)
• M11: 5,441,174 km (0.033 R)
• M12: 8,201,404 km (0.111 R)
• M13: 9,881,388 km (0.074 R)
• M14: 10,952,659 km (0.067 R)
• M15: 12,425,599 km (0.095 R)
• M16: 13,497,468 km (0.064 R)
• M17: 16,345,961 km (0.071 R)
• M18: 17,218,416 km (0.091 R)
• M19: 18,405,774 km (0.086 R)
• M20: 19,646,688 km (0.094 R)
• M21: 22,457,034 km (0.03 R)
• M22: 27,158,596 km (0.065 R)
• M23: 29,346,166 km (0.066 R)
• M24: 29,836,847 km (0.115 R)
• M25: 31,546,152 km (0.07 R)
• M26: 34,284,990 km (0.09 R)
• M27: 35,048,687 km (0.067 R)
• M28: 36,271,500 km (0.085 R)
• M29: 38,333,407 km (0.096 R)
• M30: 39,156,046 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.4

Radius: 8

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.62 AU - 10.76 AU

Year: 17682 Days

Day: 16.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,393,393 km

• M1: 99,483 km (0.096 R)
• M2: 353,350 km (0.099 R)
• M3: 735,274 km (0.102 R)
• M4: 1,181,823 km (0.056 R)
• M5: 1,818,213 km (0.05 R)
• M6: 3,543,375 km (0.086 R)
• M7: 6,152,362 km (0.093 R)
• M8: 6,906,186 km (0.073 R)
• M9: 7,329,548 km (0.113 R)
• M10: 8,704,203 km (0.119 R)
• M11: 11,299,875 km (0.117 R)
• M12: 13,411,898 km (0.116 R)
• M13: 13,849,172 km (0.102 R)
• M14: 14,752,145 km (0.045 R)
• M15: 16,261,289 km (0.102 R)
• M16: 17,095,745 km (0.09 R)
• M17: 20,431,928 km (0.054 R)
• M18: 21,011,021 km (0.111 R)
• M19: 22,100,991 km (0.112 R)
• M20: 22,711,201 km (0.069 R)
• M21: 27,069,585 km (0.106 R)
• M22: 30,682,523 km (0.088 R)
• M23: 34,333,160 km (0.117 R)
• M24: 35,982,626 km (0.066 R)
• M25: 39,587,636 km (0.119 R)
• M26: 44,062,706 km (0.092 R)
• M27: 47,506,150 km (0.054 R)
• M28: 49,725,285 km (0.081 R)
• M29: 54,369,252 km (0.042 R)
• M30: 60,669,267 km (0.088 R)
• M31: 73,563,706 km (0.065 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 18,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit