🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.9

Radius: 11.1

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.7 AU - 0.96 AU

Year: 496 Days

Day: 11.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,687,215 km

• M1: 160,070 km (0.085 R)
• M2: 575,204 km (0.071 R)
• M3: 1,132,605 km (0.037 R)
• M4: 1,755,681 km (0.109 R)
• M5: 2,200,734 km (0.081 R)
• M6: 2,637,261 km (0.049 R)
• M7: 3,899,717 km (0.096 R)
• M8: 4,249,028 km (0.063 R)
• M9: 4,604,174 km (0.061 R)
• M10: 4,995,223 km (0.111 R)
• M11: 6,610,880 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 12.8

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.17 AU - 1.81 AU

Year: 1193 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,687,215 km

• M1: 160,818 km (0.095 R)
• M2: 561,740 km (0.119 R)
• M3: 997,070 km (0.108 R)
• M4: 1,462,020 km (0.114 R)
• M5: 2,053,081 km (0.071 R)
• M6: 2,750,207 km (0.111 R)
• M7: 4,817,799 km (0.075 R)
• M8: 5,312,520 km (0.072 R)
• M9: 6,010,543 km (0.097 R)
• M10: 7,004,023 km (0.11 R)
• M11: 7,440,848 km (0.097 R)
• M12: 8,558,494 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.6

Radius: 11.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.26 AU - 2.92 AU

Year: 2734 Days

Day: 14.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,687,215 km

• M1: 148,551 km (0.085 R)
• M2: 576,251 km (0.098 R)
• M3: 1,112,410 km (0.092 R)
• M4: 1,642,585 km (0.098 R)
• M5: 2,224,221 km (0.08 R)
• M6: 3,125,997 km (0.108 R)
• M7: 3,590,947 km (0.073 R)
• M8: 4,335,795 km (0.086 R)
• M9: 5,982,868 km (0.1 R)
• M10: 7,539,882 km (0.094 R)
• M11: 8,569,864 km (0.089 R)
• M12: 10,686,524 km (0.058 R)
• M13: 12,508,327 km (0.067 R)
• M14: 14,847,289 km (0.04 R)
• M15: 16,168,538 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.5

Radius: 10.4

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.74 AU - 4.62 AU

Year: 5606 Days

Day: 8.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,687,215 km

• M1: 129,402 km (0.096 R)
• M2: 533,017 km (0.088 R)
• M3: 861,983 km (0.114 R)
• M4: 2,575,926 km (0.099 R)
• M5: 3,154,271 km (0.074 R)
• M6: 3,528,415 km (0.092 R)
• M7: 4,292,412 km (0.105 R)
• M8: 6,052,879 km (0.106 R)
• M9: 7,394,623 km (0.058 R)
• M10: 8,173,728 km (0.107 R)
• M11: 8,523,937 km (0.07 R)
• M12: 9,171,546 km (0.118 R)
• M13: 10,383,289 km (0.118 R)
• M14: 12,194,620 km (0.044 R)
• M15: 13,175,234 km (0.077 R)
• M16: 13,549,528 km (0.102 R)
• M17: 17,055,055 km (0.08 R)
• M18: 17,887,268 km (0.068 R)
• M19: 19,220,185 km (0.102 R)
• M20: 22,687,863 km (0.066 R)
• M21: 23,226,266 km (0.114 R)
• M22: 23,851,885 km (0.096 R)
• M23: 25,879,534 km (0.082 R)
• M24: 26,636,798 km (0.083 R)
• M25: 27,063,900 km (0.05 R)
• M26: 27,931,718 km (0.075 R)
• M27: 28,907,694 km (0.096 R)
• M28: 29,358,732 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.3

Radius: 11.7

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.63 AU - 4.89 AU

Year: 6813 Days

Day: 13.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,687,215 km

• M1: 145,559 km (0.092 R)
• M2: 763,996 km (0.115 R)
• M3: 1,394,551 km (0.074 R)
• M4: 2,853,579 km (0.077 R)
• M5: 3,776,598 km (0.103 R)
• M6: 4,334,299 km (0.09 R)
• M7: 5,647,170 km (0.052 R)
• M8: 8,399,472 km (0.108 R)
• M9: 12,701,607 km (0.117 R)
• M10: 13,262,001 km (0.119 R)
• M11: 23,858,317 km (0.036 R)
• M12: 25,763,745 km (0.084 R)
• M13: 27,119,700 km (0.107 R)
• M14: 29,387,455 km (0.051 R)
• M15: 29,973,579 km (0.039 R)
• M16: 32,396,466 km (0.12 R)
• M17: 34,620,986 km (0.098 R)

Asteroid Belt

Center: 6.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369

Radius: 6.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.14 AU - 8.84 AU

Year: 14816 Days

Day: 19.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,687,215 km

• M1: 84,523 km (0.108 R)
• M2: 379,679 km (0.074 R)
• M3: 810,671 km (0.074 R)
• M4: 1,396,945 km (0.065 R)
• M5: 2,386,984 km (0.105 R)
• M6: 2,774,442 km (0.082 R)
• M7: 3,086,204 km (0.072 R)
• M8: 4,164,206 km (0.087 R)
• M9: 4,665,060 km (0.076 R)
• M10: 5,507,745 km (0.09 R)
• M11: 6,996,393 km (0.051 R)
• M12: 8,642,119 km (0.114 R)
• M13: 9,211,339 km (0.087 R)
• M14: 9,805,392 km (0.052 R)
• M15: 11,627,046 km (0.071 R)
• M16: 13,726,353 km (0.118 R)
• M17: 16,420,610 km (0.03 R)
• M18: 19,050,690 km (0.084 R)
• M19: 21,689,746 km (0.079 R)
• M20: 22,297,862 km (0.088 R)
• M21: 23,457,395 km (0.057 R)
• M22: 25,033,708 km (0.068 R)
• M23: 25,799,350 km (0.072 R)
• M24: 26,778,168 km (0.091 R)
• M25: 30,076,951 km (0.074 R)
• M26: 30,507,494 km (0.104 R)
• M27: 31,601,653 km (0.097 R)
• M28: 33,868,360 km (0.079 R)
• M29: 37,467,983 km (0.114 R)
• M30: 42,653,195 km (0.03 R)
• M31: 43,882,291 km (0.079 R)
• M32: 45,983,094 km (0.083 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 19,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit