🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 14.6

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.7 AU - 0.82 AU

Year: 457 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 150.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,752,495 km

• M1: 181,612 km (0.104 R)
• M2: 671,994 km (0.078 R)
• M3: 1,178,682 km (0.116 R)
• M4: 1,648,718 km (0.116 R)
• M5: 2,229,307 km (0.098 R)
• M6: 2,828,597 km (0.091 R)
• M7: 3,547,115 km (0.11 R)
• M8: 4,529,524 km (0.111 R)
• M9: 5,253,728 km (0.06 R)
• M10: 5,790,186 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.5

Radius: 14

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.69 AU - 0.95 AU

Year: 513 Days

Day: 11.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,752,495 km

• M1: 174,282 km (0.101 R)
• M2: 619,186 km (0.044 R)
• M3: 1,526,048 km (0.075 R)
• M4: 2,504,418 km (0.084 R)
• M5: 3,708,382 km (0.103 R)
• M6: 4,186,496 km (0.072 R)
• M7: 4,989,837 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 13

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.78 AU - 0.96 AU

Year: 560 Days

Day: 5.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,752,495 km

• M1: 161,715 km (0.086 R)
• M2: 643,869 km (0.082 R)
• M3: 1,365,829 km (0.077 R)
• M4: 1,837,511 km (0.088 R)
• M5: 2,464,475 km (0.077 R)
• M6: 3,333,340 km (0.102 R)
• M7: 3,967,485 km (0.117 R)
• M8: 4,623,322 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.2

Radius: 13.8

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.29 AU - 1.53 AU

Year: 1156 Days

Day: 13.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,752,495 km

• M1: 171,589 km (0.118 R)
• M2: 604,375 km (0.11 R)
• M3: 1,358,947 km (0.092 R)
• M4: 1,804,599 km (0.057 R)
• M5: 2,643,694 km (0.056 R)
• M6: 3,353,386 km (0.104 R)
• M7: 4,100,029 km (0.113 R)
• M8: 5,156,040 km (0.081 R)
• M9: 5,993,489 km (0.063 R)
• M10: 7,172,320 km (0.09 R)
• M11: 8,878,933 km (0.095 R)
• M12: 10,147,523 km (0.072 R)
• M13: 10,674,107 km (0.026 R)
• M14: 11,675,366 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.8

Radius: 13.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.79 AU - 1.91 AU

Year: 1737 Days

Day: 14.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,752,495 km

• M1: 169,345 km (0.063 R)
• M2: 629,059 km (0.11 R)
• M3: 1,082,640 km (0.107 R)
• M4: 1,678,787 km (0.085 R)
• M5: 2,352,277 km (0.078 R)
• M6: 3,455,112 km (0.089 R)
• M7: 4,877,788 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.4

Radius: 9.7

Gravity: 9.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.93 AU - 2.13 AU

Year: 1996 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,752,495 km

• M1: 120,576 km (0.098 R)
• M2: 615,446 km (0.117 R)
• M3: 963,111 km (0.102 R)
• M4: 1,434,943 km (0.104 R)
• M5: 2,457,145 km (0.028 R)
• M6: 2,971,911 km (0.117 R)
• M7: 3,365,354 km (0.114 R)
• M8: 3,701,500 km (0.102 R)
• M9: 4,059,937 km (0.112 R)
• M10: 5,002,553 km (0.082 R)
• M11: 5,707,907 km (0.073 R)
• M12: 7,551,401 km (0.101 R)
• M13: 8,006,179 km (0.082 R)
• M14: 8,804,882 km (0.104 R)
• M15: 9,761,261 km (0.032 R)
• M16: 10,635,062 km (0.088 R)
• M17: 11,363,005 km (0.104 R)
• M18: 12,918,225 km (0.115 R)
• M19: 14,471,799 km (0.102 R)
• M20: 16,047,364 km (0.073 R)
• M21: 16,647,700 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.4

Radius: 5.9

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.8 AU - 7.66 AU

Year: 10734 Days

Day: 23.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,752,495 km

• M1: 73,453 km (0.119 R)
• M2: 481,406 km (0.08 R)
• M3: 915,988 km (0.062 R)
• M4: 1,106,875 km (0.105 R)
• M5: 1,705,416 km (0.067 R)
• M6: 2,323,405 km (0.105 R)
• M7: 3,122,407 km (0.12 R)
• M8: 3,677,564 km (0.12 R)
• M9: 3,941,754 km (0.114 R)
• M10: 4,699,468 km (0.095 R)
• M11: 6,294,630 km (0.074 R)
• M12: 6,922,043 km (0.111 R)
• M13: 7,667,340 km (0.116 R)
• M14: 8,382,417 km (0.069 R)
• M15: 10,601,702 km (0.059 R)
• M16: 11,742,984 km (0.074 R)
• M17: 20,061,523 km (0.059 R)
• M18: 25,572,858 km (0.035 R)
• M19: 27,978,691 km (0.092 R)
• M20: 31,813,782 km (0.094 R)
• M21: 34,697,581 km (0.092 R)
• M22: 35,444,971 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.2

Radius: 7.9

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.68 AU - 9.68 AU

Year: 19199 Days

Day: 18.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,752,495 km

• M1: 102,475 km (0.07 R)
• M2: 360,381 km (0.068 R)
• M3: 1,431,801 km (0.062 R)
• M4: 1,784,703 km (0.069 R)
• M5: 2,965,778 km (0.064 R)
• M6: 3,999,798 km (0.085 R)
• M7: 5,648,516 km (0.101 R)
• M8: 7,080,617 km (0.043 R)
• M9: 7,558,582 km (0.065 R)
• M10: 7,905,948 km (0.12 R)
• M11: 11,399,358 km (0.104 R)
• M12: 13,445,408 km (0.093 R)
• M13: 14,479,279 km (0.114 R)
• M14: 15,804,716 km (0.112 R)
• M15: 18,875,362 km (0.041 R)
• M16: 19,423,189 km (0.098 R)
• M17: 22,627,127 km (0.118 R)
• M18: 33,385,607 km (0.102 R)
• M19: 34,186,554 km (0.117 R)
• M20: 35,274,430 km (0.113 R)
• M21: 37,233,414 km (0.062 R)
• M22: 37,950,287 km (0.094 R)
• M23: 39,411,559 km (0.112 R)
• M24: 40,607,444 km (0.083 R)
• M25: 45,960,056 km (0.106 R)
• M26: 47,787,693 km (0.106 R)
• M27: 53,017,485 km (0.041 R)
• M28: 53,924,647 km (0.108 R)
• M29: 56,331,677 km (0.091 R)
• M30: 63,776,714 km (0.086 R)
• M31: 71,851,558 km (0.077 R)
• M32: 72,962,322 km (0.096 R)
• M33: 74,536,391 km (0.092 R)
• M34: 75,217,959 km (0.098 R)
• M35: 76,133,199 km (0.071 R)
• M36: 77,752,446 km (0.199 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 12,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit