🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

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: 718.4

Radius: 14.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.47 AU - 0.63 AU

Year: 272 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,101,316 km

• M1: 176,525 km (0.032 R)
• M2: 724,353 km (0.108 R)
• M3: 1,386,623 km (0.118 R)
• M4: 1,848,581 km (0.082 R)
• M5: 2,406,880 km (0.101 R)
• M6: 2,922,544 km (0.095 R)
• M7: 3,721,995 km (0.098 R)
• M8: 4,204,897 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 11

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.12 AU

Year: 647 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,101,316 km

• M1: 139,874 km (0.075 R)
• M2: 493,972 km (0.082 R)
• M3: 900,130 km (0.106 R)
• M4: 1,281,755 km (0.104 R)
• M5: 1,715,588 km (0.096 R)
• M6: 2,120,999 km (0.087 R)
• M7: 2,781,174 km (0.053 R)
• M8: 3,268,265 km (0.119 R)
• M9: 3,869,349 km (0.078 R)
• M10: 4,336,094 km (0.116 R)
• M11: 4,706,349 km (0.065 R)
• M12: 5,203,612 km (0.111 R)
• M13: 6,143,087 km (0.06 R)
• M14: 7,148,085 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 12

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.04 AU - 1.22 AU

Year: 801 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,101,316 km

• M1: 149,598 km (0.106 R)
• M2: 821,292 km (0.045 R)
• M3: 1,207,853 km (0.085 R)
• M4: 1,744,910 km (0.079 R)
• M5: 2,546,754 km (0.039 R)
• M6: 3,375,078 km (0.112 R)
• M7: 5,211,092 km (0.108 R)
• M8: 5,812,775 km (0.096 R)
• M9: 6,273,387 km (0.113 R)
• M10: 7,756,051 km (0.107 R)
• M11: 8,142,313 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.9

Radius: 13

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.18 AU - 1.4 AU

Year: 977 Days

Day: 5.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,101,316 km

• M1: 163,062 km (0.094 R)
• M2: 1,025,045 km (0.065 R)
• M3: 1,678,488 km (0.086 R)
• M4: 2,167,374 km (0.073 R)
• M5: 3,538,139 km (0.078 R)
• M6: 3,969,729 km (0.071 R)
• M7: 5,048,779 km (0.057 R)
• M8: 6,573,929 km (0.092 R)
• M9: 7,068,200 km (0.07 R)
• M10: 8,543,534 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853.2

Radius: 5.7

Gravity: 26.26 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.12 AU - 9.94 AU

Year: 15174 Days

Day: 23.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,101,316 km

• M1: 79,436 km (0.09 R)
• M2: 257,608 km (0.117 R)
• M3: 494,720 km (0.062 R)
• M4: 700,866 km (0.083 R)
• M5: 1,011,282 km (0.094 R)
• M6: 1,695,991 km (0.112 R)
• M7: 2,384,740 km (0.05 R)
• M8: 3,140,359 km (0.07 R)
• M9: 4,424,806 km (0.062 R)
• M10: 4,794,013 km (0.113 R)
• M11: 6,479,084 km (0.118 R)
• M12: 7,407,937 km (0.095 R)
• M13: 7,784,176 km (0.049 R)
• M14: 10,084,841 km (0.103 R)
• M15: 11,083,557 km (0.083 R)
• M16: 16,441,853 km (0.099 R)
• M17: 16,839,784 km (0.102 R)
• M18: 18,926,674 km (0.118 R)
• M19: 19,718,346 km (0.081 R)
• M20: 19,897,265 km (0.025 R)
• M21: 22,810,384 km (0.112 R)
• M22: 26,103,183 km (0.091 R)
• M23: 26,318,903 km (0.045 R)
• M24: 31,008,198 km (0.083 R)
• M25: 32,107,144 km (0.116 R)
• M26: 34,124,621 km (0.106 R)
• M27: 40,249,008 km (0.078 R)
• M28: 41,262,982 km (0.096 R)
• M29: 43,191,299 km (0.115 R)
• M30: 46,907,460 km (0.116 R)
• M31: 47,226,402 km (0.113 R)
• M32: 52,186,320 km (0.061 R)
• M33: 59,138,282 km (0.101 R)
• M34: 61,586,152 km (0.038 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 10,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit