🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 8

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.77 AU - 0.83 AU

Year: 462 Days

Day: 5.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,606,452 km

• M1: 99,632 km (0.104 R)
• M2: 488,886 km (0.107 R)
• M3: 840,142 km (0.108 R)
• M4: 1,217,427 km (0.12 R)
• M5: 1,668,315 km (0.088 R)
• M6: 2,121,447 km (0.074 R)
• M7: 2,936,157 km (0.09 R)
• M8: 3,391,085 km (0.118 R)
• M9: 4,051,858 km (0.103 R)
• M10: 4,690,492 km (0.081 R)
• M11: 5,041,897 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 8.5

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.06 AU - 3.3 AU

Year: 2833 Days

Day: 10.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,606,452 km

• M1: 117,584 km (0.078 R)
• M2: 406,457 km (0.025 R)
• M3: 962,513 km (0.095 R)
• M4: 1,441,375 km (0.074 R)
• M5: 1,741,618 km (0.108 R)
• M6: 2,047,546 km (0.075 R)
• M7: 2,567,548 km (0.077 R)
• M8: 3,172,971 km (0.088 R)
• M9: 3,440,601 km (0.062 R)
• M10: 4,708,593 km (0.106 R)
• M11: 5,058,054 km (0.069 R)
• M12: 5,957,885 km (0.086 R)
• M13: 6,632,571 km (0.086 R)
• M14: 6,905,288 km (0.096 R)
• M15: 7,357,223 km (0.094 R)
• M16: 8,288,919 km (0.118 R)
• M17: 8,605,618 km (0.073 R)
• M18: 8,897,483 km (0.052 R)
• M19: 12,355,887 km (0.103 R)
• M20: 13,450,943 km (0.108 R)
• M21: 15,688,628 km (0.086 R)
• M22: 16,820,037 km (0.07 R)

Asteroid Belt

Center: 4.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.8

Radius: 13.9

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.31 AU - 5.69 AU

Year: 8328 Days

Day: 6.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,606,452 km

• M1: 178,321 km (0.046 R)
• M2: 610,808 km (0.118 R)
• M3: 1,196,783 km (0.082 R)
• M4: 1,732,942 km (0.069 R)
• M5: 2,182,633 km (0.083 R)
• M6: 4,410,145 km (0.084 R)
• M7: 6,309,440 km (0.07 R)
• M8: 7,426,337 km (0.104 R)
• M9: 7,901,909 km (0.084 R)
• M10: 11,571,694 km (0.095 R)
• M11: 13,013,220 km (0.072 R)
• M12: 14,376,056 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.9

Radius: 5

Gravity: 37.04 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.13 AU - 8.55 AU

Year: 11550 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,606,452 km

• M1: 62,233 km (0.054 R)
• M2: 239,805 km (0.085 R)
• M3: 514,617 km (0.112 R)
• M4: 847,921 km (0.111 R)
• M5: 1,901,239 km (0.088 R)
• M6: 2,156,603 km (0.092 R)
• M7: 3,235,054 km (0.049 R)
• M8: 3,991,421 km (0.094 R)
• M9: 4,695,877 km (0.036 R)
• M10: 8,936,827 km (0.1 R)
• M11: 9,393,101 km (0.093 R)
• M12: 10,685,926 km (0.08 R)
• M13: 11,316,331 km (0.118 R)
• M14: 13,486,996 km (0.069 R)
• M15: 13,885,076 km (0.103 R)
• M16: 22,088,574 km (0.073 R)
• M17: 23,967,524 km (0.069 R)
• M18: 27,086,190 km (0.113 R)
• M19: 32,550,552 km (0.118 R)
• M20: 42,266,485 km (0.1 R)
• M21: 42,549,075 km (0.106 R)
• M22: 44,126,136 km (0.059 R)
• M23: 44,562,812 km (0.046 R)
• M24: 49,246,123 km (0.111 R)
• M25: 49,559,082 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.1

Radius: 4

Gravity: 28.88 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.56 AU - 10.72 AU

Year: 16398 Days

Day: 23 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,606,452 km

• M1: 51,162 km (0.101 R)
• M2: 267,182 km (0.095 R)
• M3: 663,167 km (0.114 R)
• M4: 1,773,034 km (0.081 R)
• M5: 1,928,017 km (0.08 R)
• M6: 2,913,419 km (0.117 R)
• M7: 3,541,131 km (0.078 R)
• M8: 4,857,443 km (0.04 R)
• M9: 8,893,743 km (0.058 R)
• M10: 9,349,418 km (0.118 R)
• M11: 12,415,127 km (0.083 R)
• M12: 12,983,898 km (0.086 R)
• M13: 14,584,895 km (0.116 R)
• M14: 17,695,334 km (0.075 R)
• M15: 21,131,597 km (0.108 R)
• M16: 22,864,838 km (0.119 R)
• M17: 31,552,136 km (0.079 R)
• M18: 33,931,639 km (0.088 R)
• M19: 37,590,355 km (0.111 R)
• M20: 40,672,669 km (0.078 R)
• M21: 46,276,605 km (0.092 R)
• M22: 55,022,546 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.6

Radius: 6.5

Gravity: 22.17 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.41 AU - 9.25 AU

Year: 16942 Days

Day: 25 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,606,452 km

• M1: 81,381 km (0.114 R)
• M2: 458,517 km (0.115 R)
• M3: 1,060,948 km (0.032 R)
• M4: 1,362,837 km (0.118 R)
• M5: 2,287,501 km (0.077 R)
• M6: 3,459,750 km (0.093 R)
• M7: 5,210,344 km (0.101 R)
• M8: 6,169,865 km (0.12 R)
• M9: 8,226,237 km (0.088 R)
• M10: 8,485,640 km (0.063 R)
• M11: 9,408,659 km (0.106 R)
• M12: 11,197,999 km (0.038 R)
• M13: 13,702,866 km (0.053 R)
• M14: 17,139,578 km (0.117 R)
• M15: 24,356,179 km (0.078 R)
• M16: 24,676,618 km (0.119 R)
• M17: 25,764,643 km (0.048 R)
• M18: 31,689,018 km (0.089 R)
• M19: 38,605,077 km (0.107 R)
• M20: 47,452,145 km (0.083 R)
• M21: 58,318,336 km (0.041 R)
• M22: 70,730,621 km (0.111 R)
• M23: 74,479,245 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 10,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit