🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.9

Radius: 9.8

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.49 AU - 0.61 AU

Year: 272 Days

Day: 6.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,323,951 km

• M1: 121,922 km (0.064 R)
• M2: 550,520 km (0.104 R)
• M3: 1,096,852 km (0.063 R)
• M4: 1,706,463 km (0.082 R)
• M5: 2,172,161 km (0.09 R)
• M6: 2,848,942 km (0.07 R)
• M7: 3,572,696 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.1

Radius: 10.1

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.62 AU - 0.66 AU

Year: 341 Days

Day: 14.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,323,951 km

• M1: 125,662 km (0.065 R)
• M2: 453,581 km (0.083 R)
• M3: 875,297 km (0.062 R)
• M4: 1,210,247 km (0.102 R)
• M5: 1,551,330 km (0.111 R)
• M6: 2,360,954 km (0.115 R)
• M7: 3,730,522 km (0.112 R)
• M8: 4,537,303 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.7

Radius: 10.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.93 AU - 1.27 AU

Year: 769 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 56.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,323,951 km

• M1: 138,528 km (0.077 R)
• M2: 467,942 km (0.091 R)
• M3: 1,049,429 km (0.11 R)
• M4: 1,578,557 km (0.052 R)
• M5: 1,940,434 km (0.116 R)
• M6: 2,279,423 km (0.026 R)
• M7: 2,712,658 km (0.114 R)
• M8: 3,718,704 km (0.088 R)
• M9: 4,173,033 km (0.094 R)
• M10: 4,792,667 km (0.116 R)
• M11: 5,331,668 km (0.104 R)
• M12: 6,352,374 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.4

Radius: 11.3

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.6 AU - 1.76 AU

Year: 1452 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,323,951 km

• M1: 140,772 km (0.116 R)
• M2: 642,373 km (0.074 R)
• M3: 1,503,459 km (0.062 R)
• M4: 2,145,533 km (0.097 R)
• M5: 2,582,508 km (0.106 R)
• M6: 3,381,510 km (0.118 R)
• M7: 4,154,931 km (0.086 R)
• M8: 5,531,980 km (0.087 R)
• M9: 7,324,461 km (0.097 R)
• M10: 8,094,442 km (0.104 R)
• M11: 10,457,789 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.6

Radius: 10.9

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.66 AU - 2.12 AU

Year: 1733 Days

Day: 12.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,323,951 km

• M1: 135,536 km (0.095 R)
• M2: 540,198 km (0.081 R)
• M3: 1,142,629 km (0.107 R)
• M4: 1,520,214 km (0.069 R)
• M5: 1,880,146 km (0.096 R)
• M6: 2,221,977 km (0.12 R)
• M7: 2,733,602 km (0.099 R)
• M8: 3,406,344 km (0.062 R)
• M9: 4,032,560 km (0.111 R)
• M10: 5,562,348 km (0.086 R)
• M11: 6,302,409 km (0.111 R)
• M12: 7,079,121 km (0.119 R)
• M13: 7,918,514 km (0.093 R)
• M14: 8,284,730 km (0.11 R)
• M15: 8,952,834 km (0.098 R)
• M16: 11,792,501 km (0.065 R)
• M17: 13,437,928 km (0.092 R)
• M18: 14,181,579 km (0.03 R)
• M19: 14,860,454 km (0.063 R)
• M20: 15,895,073 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 10.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.31 AU - 5.15 AU

Year: 6860 Days

Day: 13.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,323,951 km

• M1: 136,134 km (0.117 R)
• M2: 563,386 km (0.102 R)
• M3: 994,975 km (0.109 R)
• M4: 1,537,268 km (0.085 R)
• M5: 2,984,328 km (0.072 R)
• M6: 6,045,100 km (0.093 R)
• M7: 6,491,500 km (0.055 R)
• M8: 12,098,129 km (0.083 R)
• M9: 12,860,480 km (0.096 R)
• M10: 13,493,279 km (0.102 R)
• M11: 15,399,156 km (0.109 R)
• M12: 15,872,484 km (0.07 R)
• M13: 17,863,631 km (0.109 R)
• M14: 20,296,691 km (0.054 R)
• M15: 23,096,266 km (0.062 R)
• M16: 27,850,486 km (0.05 R)
• M17: 28,200,545 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.5

Radius: 5.3

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.41 AU - 9.35 AU

Year: 14751 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 114.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,323,951 km

• M1: 67,169 km (0.082 R)
• M2: 327,171 km (0.109 R)
• M3: 834,457 km (0.063 R)
• M4: 1,699,282 km (0.12 R)
• M5: 1,893,161 km (0.094 R)
• M6: 2,211,805 km (0.047 R)
• M7: 6,676,852 km (0.091 R)
• M8: 8,158,320 km (0.108 R)
• M9: 8,618,782 km (0.088 R)
• M10: 10,262,115 km (0.084 R)
• M11: 14,285,250 km (0.045 R)
• M12: 17,913,747 km (0.075 R)
• M13: 24,391,185 km (0.107 R)
• M14: 25,441,811 km (0.106 R)
• M15: 28,668,936 km (0.108 R)
• M16: 29,516,408 km (0.118 R)
• M17: 29,946,352 km (0.098 R)
• M18: 31,261,168 km (0.094 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 12,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit