🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 11.8

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.87 AU - 0.91 AU

Year: 569 Days

Day: 7.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,803,162 km

• M1: 146,756 km (0.089 R)
• M2: 953,537 km (0.092 R)
• M3: 1,372,261 km (0.111 R)
• M4: 1,754,933 km (0.04 R)
• M5: 2,348,238 km (0.066 R)
• M6: 2,777,434 km (0.116 R)
• M7: 3,587,955 km (0.111 R)
• M8: 4,086,415 km (0.075 R)
• M9: 4,963,059 km (0.038 R)
• M10: 5,695,041 km (0.066 R)
• M11: 6,873,274 km (0.079 R)
• M12: 7,463,887 km (0.094 R)
• M13: 7,876,328 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.6

Radius: 10.6

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.53 AU - 2.73 AU

Year: 2893 Days

Day: 10.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,803,162 km

• M1: 131,796 km (0.111 R)
• M2: 556,654 km (0.093 R)
• M3: 938,128 km (0.09 R)
• M4: 1,448,257 km (0.099 R)
• M5: 1,838,707 km (0.062 R)
• M6: 2,217,788 km (0.069 R)
• M7: 2,821,117 km (0.067 R)
• M8: 3,740,246 km (0.08 R)
• M9: 4,248,280 km (0.111 R)
• M10: 6,107,782 km (0.058 R)
• M11: 6,902,296 km (0.073 R)
• M12: 7,232,758 km (0.091 R)
• M13: 7,605,406 km (0.112 R)
• M14: 10,863,049 km (0.104 R)
• M15: 11,771,856 km (0.114 R)
• M16: 15,609,191 km (0.078 R)
• M17: 17,036,206 km (0.063 R)
• M18: 17,530,776 km (0.035 R)
• M19: 18,204,864 km (0.038 R)
• M20: 19,013,141 km (0.106 R)
• M21: 20,825,520 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.7

Radius: 8.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.26 AU - 3.12 AU

Year: 2992 Days

Day: 12 Hours

Environment

Temp: -211 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,803,162 km

• M1: 109,655 km (0.109 R)
• M2: 390,002 km (0.075 R)
• M3: 720,463 km (0.092 R)
• M4: 1,427,463 km (0.064 R)
• M5: 2,074,922 km (0.105 R)
• M6: 2,494,844 km (0.059 R)
• M7: 3,291,452 km (0.092 R)
• M8: 4,206,543 km (0.052 R)
• M9: 4,745,992 km (0.118 R)
• M10: 5,186,109 km (0.098 R)
• M11: 5,884,283 km (0.042 R)
• M12: 6,229,106 km (0.081 R)
• M13: 6,587,393 km (0.11 R)
• M14: 7,528,363 km (0.118 R)
• M15: 7,871,541 km (0.11 R)
• M16: 8,258,102 km (0.111 R)
• M17: 10,383,439 km (0.105 R)
• M18: 11,613,582 km (0.089 R)
• M19: 13,613,855 km (0.042 R)
• M20: 16,398,320 km (0.106 R)
• M21: 18,621,494 km (0.105 R)
• M22: 18,905,730 km (0.062 R)
• M23: 19,599,715 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 11.6

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.16 AU - 3.72 AU

Year: 4327 Days

Day: 13.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,803,162 km

• M1: 144,212 km (0.098 R)
• M2: 603,029 km (0.076 R)
• M3: 1,420,731 km (0.08 R)
• M4: 1,841,999 km (0.111 R)
• M5: 2,520,575 km (0.037 R)
• M6: 3,060,922 km (0.063 R)
• M7: 3,488,024 km (0.052 R)
• M8: 4,826,177 km (0.106 R)
• M9: 6,062,753 km (0.057 R)
• M10: 6,799,373 km (0.104 R)
• M11: 8,692,384 km (0.089 R)
• M12: 9,554,966 km (0.074 R)
• M13: 11,118,263 km (0.059 R)
• M14: 12,442,354 km (0.11 R)
• M15: 13,490,736 km (0.037 R)
• M16: 14,157,194 km (0.118 R)
• M17: 14,795,529 km (0.114 R)
• M18: 15,248,661 km (0.069 R)
• M19: 17,823,689 km (0.065 R)
• M20: 19,154,811 km (0.041 R)
• M21: 21,306,178 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.5

Radius: 5.1

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.96 AU - 8.3 AU

Year: 12913 Days

Day: 19.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,803,162 km

• M1: 63,579 km (0.097 R)
• M2: 231,278 km (0.112 R)
• M3: 392,395 km (0.06 R)
• M4: 875,896 km (0.113 R)
• M5: 1,102,686 km (0.103 R)
• M6: 1,368,073 km (0.054 R)
• M7: 2,126,683 km (0.116 R)
• M8: 2,317,720 km (0.116 R)
• M9: 3,358,921 km (0.1 R)
• M10: 3,716,909 km (0.113 R)
• M11: 4,396,981 km (0.091 R)
• M12: 5,764,754 km (0.11 R)
• M13: 6,419,245 km (0.11 R)
• M14: 6,894,816 km (0.089 R)
• M15: 7,551,850 km (0.082 R)
• M16: 7,915,971 km (0.102 R)
• M17: 9,398,486 km (0.088 R)
• M18: 14,318,910 km (0.099 R)
• M19: 14,626,932 km (0.11 R)
• M20: 17,813,666 km (0.067 R)
• M21: 18,241,964 km (0.109 R)
• M22: 22,327,931 km (0.088 R)
• M23: 22,658,991 km (0.096 R)
• M24: 24,102,611 km (0.104 R)
• M25: 24,626,502 km (0.05 R)
• M26: 28,411,029 km (0.118 R)
• M27: 29,290,665 km (0.083 R)
• M28: 33,854,148 km (0.041 R)
• M29: 39,228,451 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 14,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit