🌌 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: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.7

Radius: 13.1

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.75 AU - 0.83 AU

Year: 468 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,868,100 km

• M1: 163,062 km (0.115 R)
• M2: 585,975 km (0.048 R)
• M3: 1,035,068 km (0.099 R)
• M4: 1,818,063 km (0.1 R)
• M5: 2,276,580 km (0.091 R)
• M6: 2,716,099 km (0.067 R)
• M7: 3,129,737 km (0.088 R)
• M8: 4,100,328 km (0.073 R)
• M9: 5,079,446 km (0.076 R)
• M10: 5,857,205 km (0.103 R)
• M11: 6,284,457 km (0.085 R)
• M12: 6,853,228 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.6

Radius: 8.1

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.7 AU - 0.94 AU

Year: 495 Days

Day: 10.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,868,100 km

• M1: 100,679 km (0.097 R)
• M2: 352,602 km (0.042 R)
• M3: 756,666 km (0.11 R)
• M4: 1,042,548 km (0.091 R)
• M5: 1,564,345 km (0.101 R)
• M6: 1,833,472 km (0.112 R)
• M7: 2,169,020 km (0.092 R)
• M8: 2,728,665 km (0.058 R)
• M9: 3,369,094 km (0.111 R)
• M10: 3,718,554 km (0.082 R)
• M11: 4,579,041 km (0.098 R)
• M12: 4,852,357 km (0.054 R)
• M13: 5,136,293 km (0.054 R)
• M14: 5,878,000 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.3

Radius: 9.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.84 AU - 1.24 AU

Year: 707 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,868,100 km

• M1: 116,088 km (0.116 R)
• M2: 477,367 km (0.098 R)
• M3: 912,996 km (0.118 R)
• M4: 1,530,087 km (0.095 R)
• M5: 2,465,223 km (0.115 R)
• M6: 2,812,290 km (0.08 R)
• M7: 3,498,945 km (0.076 R)
• M8: 4,172,883 km (0.112 R)
• M9: 5,703,568 km (0.067 R)
• M10: 6,842,906 km (0.1 R)
• M11: 7,533,150 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.8

Radius: 8.4

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.02 AU - 1.58 AU

Year: 988 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,868,100 km

• M1: 104,419 km (0.082 R)
• M2: 411,544 km (0.09 R)
• M3: 810,671 km (0.073 R)
• M4: 1,071,869 km (0.12 R)
• M5: 1,390,512 km (0.093 R)
• M6: 1,853,368 km (0.036 R)
• M7: 2,213,300 km (0.105 R)
• M8: 2,596,121 km (0.085 R)
• M9: 2,933,764 km (0.112 R)
• M10: 3,219,645 km (0.094 R)
• M11: 3,683,399 km (0.087 R)
• M12: 4,142,963 km (0.111 R)
• M13: 4,436,774 km (0.116 R)
• M14: 5,499,068 km (0.05 R)
• M15: 5,854,513 km (0.101 R)
• M16: 7,843,566 km (0.065 R)
• M17: 8,117,330 km (0.11 R)
• M18: 8,869,658 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 10.9

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.47 AU - 2.73 AU

Year: 2796 Days

Day: 10 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,868,100 km

• M1: 135,536 km (0.116 R)
• M2: 502,948 km (0.089 R)
• M3: 908,358 km (0.072 R)
• M4: 1,270,086 km (0.092 R)
• M5: 1,879,248 km (0.096 R)
• M6: 3,124,950 km (0.113 R)
• M7: 3,495,205 km (0.043 R)
• M8: 4,055,149 km (0.109 R)
• M9: 4,925,061 km (0.037 R)
• M10: 5,479,022 km (0.096 R)
• M11: 6,654,562 km (0.088 R)
• M12: 7,271,803 km (0.111 R)
• M13: 8,791,717 km (0.061 R)
• M14: 10,205,567 km (0.104 R)
• M15: 10,630,574 km (0.119 R)
• M16: 11,107,492 km (0.097 R)
• M17: 13,114,647 km (0.113 R)
• M18: 13,896,894 km (0.054 R)
• M19: 14,275,676 km (0.116 R)
• M20: 18,679,837 km (0.083 R)
• M21: 20,087,703 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.5

Radius: 12.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.94 AU - 5.7 AU

Year: 7057 Days

Day: 9.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,868,100 km

• M1: 153,039 km (0.079 R)
• M2: 756,666 km (0.075 R)
• M3: 1,156,990 km (0.11 R)
• M4: 1,679,386 km (0.088 R)
• M5: 2,103,196 km (0.087 R)
• M6: 2,549,297 km (0.111 R)
• M7: 3,428,933 km (0.118 R)
• M8: 4,121,122 km (0.112 R)
• M9: 4,878,536 km (0.118 R)
• M10: 5,872,315 km (0.099 R)
• M11: 6,996,543 km (0.113 R)
• M12: 9,876,152 km (0.112 R)
• M13: 10,517,478 km (0.096 R)
• M14: 13,059,146 km (0.092 R)
• M15: 13,571,220 km (0.086 R)
• M16: 15,526,613 km (0.032 R)
• M17: 16,750,623 km (0.052 R)
• M18: 17,294,411 km (0.1 R)
• M19: 18,290,284 km (0.099 R)
• M20: 19,654,916 km (0.115 R)
• M21: 21,086,269 km (0.063 R)
• M22: 24,079,423 km (0.065 R)
• M23: 25,637,784 km (0.073 R)
• M24: 28,610,443 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 19,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit