🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 14.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.5 AU - 0.54 AU

Year: 259 Days

Day: 14.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,113,571 km

• M1: 175,329 km (0.069 R)
• M2: 708,346 km (0.1 R)
• M3: 1,250,489 km (0.1 R)
• M4: 1,777,821 km (0.097 R)
• M5: 2,296,178 km (0.065 R)
• M6: 2,817,377 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.2

Radius: 8.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.04 AU - 1.24 AU

Year: 840 Days

Day: 9 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,113,571 km

• M1: 103,223 km (0.107 R)
• M2: 499,507 km (0.047 R)
• M3: 795,711 km (0.075 R)
• M4: 1,799,513 km (0.039 R)
• M5: 2,083,150 km (0.118 R)
• M6: 2,348,537 km (0.107 R)
• M7: 2,626,490 km (0.067 R)
• M8: 3,261,084 km (0.11 R)
• M9: 4,091,352 km (0.057 R)
• M10: 4,817,051 km (0.092 R)
• M11: 5,120,586 km (0.116 R)
• M12: 5,573,867 km (0.119 R)
• M13: 6,053,777 km (0.073 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.1

Radius: 6.2

Gravity: 14.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.76 AU - 9.7 AU

Year: 16297 Days

Day: 21.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,113,571 km

• M1: 87,365 km (0.086 R)
• M2: 385,215 km (0.099 R)
• M3: 592,557 km (0.071 R)
• M4: 907,909 km (0.105 R)
• M5: 1,123,181 km (0.11 R)
• M6: 1,549,236 km (0.105 R)
• M7: 1,877,603 km (0.119 R)
• M8: 2,212,104 km (0.067 R)
• M9: 2,904,592 km (0.103 R)
• M10: 3,275,146 km (0.095 R)
• M11: 3,648,842 km (0.104 R)
• M12: 4,545,531 km (0.07 R)
• M13: 5,149,458 km (0.115 R)
• M14: 5,434,591 km (0.072 R)
• M15: 6,233,145 km (0.112 R)
• M16: 6,977,693 km (0.093 R)
• M17: 7,551,252 km (0.103 R)
• M18: 7,966,386 km (0.1 R)
• M19: 9,251,432 km (0.057 R)
• M20: 12,797,799 km (0.111 R)
• M21: 13,387,813 km (0.117 R)
• M22: 15,266,911 km (0.088 R)
• M23: 15,633,127 km (0.102 R)
• M24: 16,459,655 km (0.046 R)
• M25: 20,145,597 km (0.096 R)
• M26: 21,762,301 km (0.109 R)
• M27: 24,346,605 km (0.037 R)
• M28: 25,970,789 km (0.104 R)
• M29: 27,774,191 km (0.069 R)
• M30: 36,994,506 km (0.034 R)
• M31: 41,501,890 km (0.113 R)
• M32: 47,439,579 km (0.113 R)
• M33: 48,691,414 km (0.108 R)
• M34: 59,148,754 km (0.112 R)
• M35: 60,598,208 km (0.092 R)
• M36: 61,331,836 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760

Radius: 4.6

Gravity: 35.92 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.65 AU - 8.85 AU

Year: 16357 Days

Day: 20.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,113,571 km

• M1: 71,358 km (0.108 R)
• M2: 215,571 km (0.074 R)
• M3: 389,403 km (0.088 R)
• M4: 996,920 km (0.085 R)
• M5: 1,198,429 km (0.087 R)
• M6: 1,617,303 km (0.05 R)
• M7: 3,515,400 km (0.072 R)
• M8: 4,976,672 km (0.118 R)
• M9: 7,480,492 km (0.116 R)
• M10: 8,558,045 km (0.114 R)
• M11: 9,568,729 km (0.067 R)
• M12: 11,760,337 km (0.028 R)
• M13: 15,680,250 km (0.111 R)
• M14: 27,275,581 km (0.117 R)
• M15: 28,747,624 km (0.082 R)
• M16: 41,144,800 km (0.087 R)
• M17: 44,604,700 km (0.115 R)
• M18: 46,643,569 km (0.071 R)
• M19: 47,122,731 km (0.062 R)
• M20: 65,635,467 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.9

Radius: 3.4

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.31 AU - 9.13 AU

Year: 17774 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,113,571 km

• M1: 43,683 km (0.112 R)
• M2: 246,088 km (0.039 R)
• M3: 564,283 km (0.045 R)
• M4: 928,255 km (0.047 R)
• M5: 1,064,538 km (0.1 R)
• M6: 1,178,532 km (0.094 R)
• M7: 1,811,929 km (0.037 R)
• M8: 2,877,665 km (0.105 R)
• M9: 7,089,892 km (0.087 R)
• M10: 8,132,888 km (0.044 R)
• M11: 9,709,799 km (0.057 R)
• M12: 10,260,619 km (0.107 R)
• M13: 10,674,107 km (0.049 R)
• M14: 17,320,292 km (0.073 R)
• M15: 17,832,066 km (0.095 R)
• M16: 23,074,424 km (0.097 R)
• M17: 25,057,943 km (0.085 R)
• M18: 31,684,679 km (0.112 R)
• M19: 31,793,138 km (0.108 R)
• M20: 36,457,599 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 17,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit