🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.1

Radius: 12.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.88 AU - 0.98 AU

Year: 619 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,065,068 km

• M1: 154,235 km (0.109 R)
• M2: 544,686 km (0.066 R)
• M3: 1,016,966 km (0.102 R)
• M4: 1,511,088 km (0.104 R)
• M5: 2,307,248 km (0.05 R)
• M6: 2,943,189 km (0.05 R)
• M7: 4,582,931 km (0.07 R)
• M8: 4,986,845 km (0.11 R)
• M9: 6,343,997 km (0.088 R)
• M10: 7,312,194 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.7

Radius: 9.7

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.32 AU - 1.5 AU

Year: 1156 Days

Day: 13.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,065,068 km

• M1: 120,576 km (0.11 R)
• M2: 629,957 km (0.109 R)
• M3: 973,134 km (0.104 R)
• M4: 1,276,369 km (0.09 R)
• M5: 1,608,028 km (0.093 R)
• M6: 1,955,992 km (0.099 R)
• M7: 2,307,398 km (0.057 R)
• M8: 2,611,380 km (0.03 R)
• M9: 2,983,730 km (0.063 R)
• M10: 3,545,918 km (0.077 R)
• M11: 3,953,273 km (0.114 R)
• M12: 4,319,489 km (0.034 R)
• M13: 5,304,142 km (0.079 R)
• M14: 5,905,077 km (0.116 R)
• M15: 6,865,944 km (0.102 R)
• M16: 7,632,783 km (0.106 R)
• M17: 8,037,146 km (0.038 R)
• M18: 8,859,336 km (0.093 R)
• M19: 10,052,229 km (0.07 R)
• M20: 11,769,463 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.2

Radius: 11.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.98 AU - 2.74 AU

Year: 2503 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,065,068 km

• M1: 138,378 km (0.086 R)
• M2: 654,491 km (0.051 R)
• M3: 1,288,935 km (0.077 R)
• M4: 2,026,453 km (0.047 R)
• M5: 2,755,144 km (0.036 R)
• M6: 3,951,478 km (0.084 R)
• M7: 4,313,655 km (0.065 R)
• M8: 6,048,092 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.4

Radius: 9.8

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.09 AU - 5.55 AU

Year: 7304 Days

Day: 13 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,065,068 km

• M1: 121,922 km (0.115 R)
• M2: 521,947 km (0.05 R)
• M3: 1,025,045 km (0.062 R)
• M4: 1,363,435 km (0.089 R)
• M5: 1,777,223 km (0.067 R)
• M6: 2,901,451 km (0.112 R)
• M7: 3,687,438 km (0.119 R)
• M8: 4,181,859 km (0.044 R)
• M9: 4,748,236 km (0.09 R)
• M10: 6,269,497 km (0.103 R)
• M11: 7,347,799 km (0.118 R)
• M12: 8,051,657 km (0.116 R)
• M13: 8,378,528 km (0.102 R)
• M14: 9,323,837 km (0.104 R)
• M15: 9,776,221 km (0.096 R)
• M16: 10,101,746 km (0.059 R)
• M17: 10,725,270 km (0.119 R)
• M18: 11,527,713 km (0.095 R)
• M19: 12,695,773 km (0.07 R)
• M20: 13,195,729 km (0.104 R)
• M21: 14,774,585 km (0.113 R)
• M22: 17,407,657 km (0.114 R)
• M23: 18,374,059 km (0.102 R)
• M24: 19,595,376 km (0.077 R)
• M25: 20,717,061 km (0.089 R)
• M26: 22,039,656 km (0.115 R)
• M27: 24,339,125 km (0.082 R)
• M28: 26,076,554 km (0.096 R)
• M29: 28,740,593 km (0.105 R)
• M30: 31,884,991 km (0.082 R)
• M31: 32,293,543 km (0.078 R)
• M32: 33,539,992 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.3

Radius: 3.7

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.75 AU - 8.15 AU

Year: 15473 Days

Day: 24.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 76.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,065,068 km

• M1: 364,121 km (0.09 R)
• M2: 647,160 km (0.043 R)
• M3: 802,742 km (0.095 R)
• M4: 1,093,261 km (0.051 R)
• M5: 2,552,888 km (0.109 R)
• M6: 3,262,580 km (0.098 R)
• M7: 4,713,380 km (0.074 R)
• M8: 11,480,739 km (0.104 R)
• M9: 13,311,368 km (0.104 R)
• M10: 13,596,053 km (0.047 R)
• M11: 15,080,513 km (0.095 R)
• M12: 15,893,577 km (0.109 R)
• M13: 16,604,017 km (0.098 R)
• M14: 23,148,176 km (0.046 R)
• M15: 27,854,376 km (0.083 R)
• M16: 29,941,565 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 15,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit