🌌 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: 461

Radius: 15

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 254 Days

Day: 7.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,588,423 km

• M1: 186,549 km (0.118 R)
• M2: 660,026 km (0.119 R)
• M3: 1,137,393 km (0.095 R)
• M4: 1,669,662 km (0.098 R)
• M5: 2,142,840 km (0.114 R)
• M6: 2,870,035 km (0.118 R)
• M7: 3,581,373 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.1

Radius: 8.4

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.46 AU - 2.22 AU

Year: 1693 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,588,423 km

• M1: 104,419 km (0.063 R)
• M2: 386,561 km (0.054 R)
• M3: 742,305 km (0.096 R)
• M4: 1,017,415 km (0.075 R)
• M5: 1,346,381 km (0.091 R)
• M6: 1,689,558 km (0.044 R)
• M7: 2,080,158 km (0.026 R)
• M8: 2,892,026 km (0.093 R)
• M9: 3,288,311 km (0.09 R)
• M10: 4,086,266 km (0.088 R)
• M11: 4,421,365 km (0.111 R)
• M12: 5,086,776 km (0.119 R)
• M13: 6,128,576 km (0.104 R)
• M14: 6,592,329 km (0.085 R)
• M15: 7,908,342 km (0.118 R)
• M16: 8,290,714 km (0.12 R)
• M17: 8,599,783 km (0.079 R)
• M18: 9,330,868 km (0.06 R)
• M19: 9,789,086 km (0.027 R)
• M20: 10,455,545 km (0.073 R)
• M21: 11,808,508 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.3

Radius: 9

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.93 AU - 3.11 AU

Year: 2713 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,588,423 km

• M1: 112,348 km (0.065 R)
• M2: 425,456 km (0.061 R)
• M3: 1,016,667 km (0.032 R)
• M4: 1,743,264 km (0.101 R)
• M5: 2,383,842 km (0.118 R)
• M6: 3,189,875 km (0.087 R)
• M7: 3,934,125 km (0.058 R)
• M8: 4,491,826 km (0.099 R)
• M9: 4,877,339 km (0.09 R)
• M10: 5,261,806 km (0.106 R)
• M11: 6,040,313 km (0.106 R)
• M12: 6,457,392 km (0.099 R)
• M13: 8,416,526 km (0.089 R)
• M14: 10,931,715 km (0.101 R)
• M15: 11,473,109 km (0.095 R)
• M16: 12,236,657 km (0.075 R)
• M17: 12,905,360 km (0.109 R)
• M18: 13,819,851 km (0.084 R)
• M19: 17,492,479 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.7

Radius: 11.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.74 AU - 5.02 AU

Year: 6217 Days

Day: 11 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,588,423 km

• M1: 141,071 km (0.091 R)
• M2: 494,870 km (0.086 R)
• M3: 1,185,114 km (0.115 R)
• M4: 1,825,992 km (0.095 R)
• M5: 2,449,216 km (0.078 R)
• M6: 2,905,340 km (0.104 R)
• M7: 3,341,119 km (0.11 R)
• M8: 4,460,859 km (0.026 R)
• M9: 5,327,479 km (0.071 R)
• M10: 8,533,212 km (0.116 R)
• M11: 8,900,774 km (0.119 R)
• M12: 10,230,250 km (0.083 R)
• M13: 10,942,785 km (0.069 R)
• M14: 15,657,063 km (0.116 R)
• M15: 17,235,769 km (0.029 R)
• M16: 17,587,474 km (0.106 R)
• M17: 19,799,129 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.1

Radius: 5.6

Gravity: 29.5 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.46 AU - 11.42 AU

Year: 21255 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,588,423 km

• M1: 93,648 km (0.055 R)
• M2: 353,350 km (0.092 R)
• M3: 530,624 km (0.065 R)
• M4: 1,643,632 km (0.059 R)
• M5: 2,011,493 km (0.074 R)
• M6: 2,293,635 km (0.111 R)
• M7: 2,727,768 km (0.059 R)
• M8: 3,952,077 km (0.096 R)
• M9: 4,221,353 km (0.12 R)
• M10: 5,181,771 km (0.111 R)
• M11: 5,545,743 km (0.095 R)
• M12: 7,991,668 km (0.103 R)
• M13: 9,156,138 km (0.053 R)
• M14: 9,688,108 km (0.089 R)
• M15: 14,081,648 km (0.094 R)
• M16: 17,681,122 km (0.091 R)
• M17: 23,227,912 km (0.058 R)
• M18: 28,076,828 km (0.111 R)
• M19: 32,464,384 km (0.095 R)
• M20: 33,697,968 km (0.05 R)
• M21: 34,396,590 km (0.115 R)
• M22: 36,844,160 km (0.105 R)
• M23: 39,251,489 km (0.117 R)
• M24: 42,892,851 km (0.113 R)
• M25: 48,148,374 km (0.11 R)
• M26: 49,391,682 km (0.076 R)
• M27: 57,106,893 km (0.105 R)
• M28: 60,733,594 km (0.079 R)
• M29: 63,023,937 km (0.085 R)
• M30: 63,870,811 km (0.081 R)
• M31: 68,219,471 km (0.03 R)
• M32: 73,693,257 km (0.105 R)
• M33: 75,819,193 km (0.086 R)
• M34: 77,258,923 km (0.092 R)
• M35: 81,938,344 km (0.039 R)
• M36: 83,963,899 km (0.173 R)
• M37: 84,989,094 km (0.092 R)
• M38: 85,763,412 km (0.118 R)
• M39: 87,064,315 km (0.111 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: 414 - 15,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit