🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 9.7

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.56 AU - 0.8 AU

Year: 368 Days

Day: 5.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,643,655 km

• M1: 121,324 km (0.025 R)
• M2: 435,928 km (0.101 R)
• M3: 1,133,952 km (0.049 R)
• M4: 1,576,014 km (0.079 R)
• M5: 1,883,886 km (0.091 R)
• M6: 2,249,503 km (0.049 R)
• M7: 3,464,238 km (0.096 R)
• M8: 4,643,368 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.4

Radius: 14

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.87 AU - 1.09 AU

Year: 636 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,643,655 km

• M1: 174,431 km (0.065 R)
• M2: 711,039 km (0.09 R)
• M3: 1,162,226 km (0.114 R)
• M4: 1,900,491 km (0.097 R)
• M5: 2,557,974 km (0.116 R)
• M6: 3,354,283 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 8

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.15 AU - 1.79 AU

Year: 1169 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,643,655 km

• M1: 99,782 km (0.063 R)
• M2: 379,380 km (0.059 R)
• M3: 634,594 km (0.105 R)
• M4: 965,804 km (0.08 R)
• M5: 1,267,244 km (0.042 R)
• M6: 1,915,601 km (0.074 R)
• M7: 3,190,175 km (0.088 R)
• M8: 3,819,084 km (0.11 R)
• M9: 4,181,111 km (0.077 R)
• M10: 4,757,212 km (0.08 R)
• M11: 5,034,268 km (0.112 R)
• M12: 5,406,168 km (0.105 R)
• M13: 6,345,942 km (0.115 R)
• M14: 6,682,238 km (0.105 R)
• M15: 7,416,763 km (0.058 R)
• M16: 7,844,464 km (0.116 R)
• M17: 8,345,168 km (0.078 R)
• M18: 8,719,910 km (0.116 R)
• M19: 9,975,934 km (0.053 R)
• M20: 10,332,426 km (0.034 R)
• M21: 10,597,064 km (0.043 R)
• M22: 10,866,191 km (0.058 R)
• M23: 11,880,464 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 10.6

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.73 AU - 2.75 AU

Year: 2199 Days

Day: 5.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,643,655 km

• M1: 131,796 km (0.049 R)
• M2: 648,357 km (0.073 R)
• M3: 1,101,938 km (0.119 R)
• M4: 1,679,386 km (0.113 R)
• M5: 2,328,640 km (0.117 R)
• M6: 2,704,879 km (0.025 R)
• M7: 3,073,339 km (0.116 R)
• M8: 3,423,248 km (0.099 R)
• M9: 4,027,623 km (0.101 R)
• M10: 4,552,712 km (0.119 R)
• M11: 4,964,854 km (0.107 R)
• M12: 5,354,706 km (0.074 R)
• M13: 7,180,698 km (0.081 R)
• M14: 7,923,601 km (0.109 R)
• M15: 8,457,516 km (0.039 R)
• M16: 8,815,653 km (0.112 R)
• M17: 9,389,211 km (0.058 R)
• M18: 10,610,827 km (0.065 R)
• M19: 11,104,949 km (0.105 R)
• M20: 13,898,989 km (0.11 R)
• M21: 14,444,871 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 8.7

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.3 AU - 6.24 AU

Year: 9092 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,643,655 km

• M1: 110,702 km (0.106 R)
• M2: 385,663 km (0.099 R)
• M3: 987,496 km (0.1 R)
• M4: 1,922,482 km (0.049 R)
• M5: 2,810,794 km (0.1 R)
• M6: 3,563,571 km (0.039 R)
• M7: 4,000,097 km (0.072 R)
• M8: 5,945,917 km (0.08 R)
• M9: 6,490,752 km (0.071 R)
• M10: 8,161,611 km (0.081 R)
• M11: 8,620,428 km (0.116 R)
• M12: 9,959,777 km (0.037 R)
• M13: 10,291,286 km (0.051 R)
• M14: 11,026,560 km (0.12 R)
• M15: 12,989,733 km (0.113 R)
• M16: 13,500,460 km (0.08 R)
• M17: 18,931,910 km (0.111 R)
• M18: 21,335,499 km (0.098 R)
• M19: 22,286,941 km (0.116 R)
• M20: 23,432,562 km (0.025 R)
• M21: 29,657,329 km (0.08 R)
• M22: 35,017,870 km (0.109 R)
• M23: 36,564,263 km (0.109 R)
• M24: 38,386,814 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.1

Radius: 14

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.77 AU - 5.95 AU

Year: 9306 Days

Day: 12.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,643,655 km

• M1: 174,132 km (0.069 R)
• M2: 612,753 km (0.057 R)
• M3: 1,148,912 km (0.066 R)
• M4: 1,703,471 km (0.094 R)
• M5: 2,468,514 km (0.11 R)
• M6: 3,194,812 km (0.105 R)
• M7: 3,791,857 km (0.083 R)
• M8: 4,918,329 km (0.108 R)
• M9: 5,545,892 km (0.094 R)
• M10: 8,118,676 km (0.082 R)
• M11: 8,646,458 km (0.032 R)
• M12: 12,408,695 km (0.075 R)
• M13: 13,059,595 km (0.088 R)
• M14: 13,785,743 km (0.11 R)
• M15: 14,266,850 km (0.111 R)
• M16: 15,093,378 km (0.113 R)
• M17: 15,661,999 km (0.061 R)
• M18: 17,954,587 km (0.087 R)
• M19: 23,271,744 km (0.052 R)
• M20: 24,339,873 km (0.084 R)
• M21: 26,165,416 km (0.055 R)
• M22: 27,404,236 km (0.077 R)
• M23: 29,555,303 km (0.073 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: 543 - 19,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit