🌌 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: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.7

Radius: 9.5

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 366 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,825,305 km

• M1: 118,182 km (0.106 R)
• M2: 416,929 km (0.1 R)
• M3: 860,188 km (0.092 R)
• M4: 1,225,655 km (0.065 R)
• M5: 1,608,028 km (0.055 R)
• M6: 2,109,180 km (0.117 R)
• M7: 2,655,063 km (0.043 R)
• M8: 2,987,170 km (0.06 R)
• M9: 3,469,773 km (0.103 R)
• M10: 4,091,502 km (0.099 R)
• M11: 4,660,273 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 12

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.11 AU - 1.17 AU

Year: 812 Days

Day: 7.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,825,305 km

• M1: 149,299 km (0.05 R)
• M2: 856,149 km (0.049 R)
• M3: 1,232,088 km (0.112 R)
• M4: 2,656,559 km (0.075 R)
• M5: 3,091,440 km (0.079 R)
• M6: 3,661,707 km (0.103 R)
• M7: 4,709,491 km (0.106 R)
• M8: 5,106,224 km (0.116 R)
• M9: 5,723,615 km (0.117 R)
• M10: 7,559,031 km (0.095 R)
• M11: 8,181,807 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.1

Radius: 12.4

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.36 AU - 5.32 AU

Year: 6029 Days

Day: 11.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,825,305 km

• M1: 154,235 km (0.042 R)
• M2: 675,883 km (0.085 R)
• M3: 1,105,678 km (0.065 R)
• M4: 1,840,503 km (0.083 R)
• M5: 2,287,800 km (0.082 R)
• M6: 2,992,107 km (0.066 R)
• M7: 4,703,507 km (0.071 R)
• M8: 5,755,928 km (0.091 R)
• M9: 8,060,034 km (0.102 R)
• M10: 8,554,904 km (0.119 R)
• M11: 10,922,440 km (0.074 R)
• M12: 11,340,117 km (0.105 R)
• M13: 11,768,565 km (0.08 R)
• M14: 14,348,530 km (0.095 R)
• M15: 24,318,929 km (0.118 R)
• M16: 26,920,436 km (0.091 R)
• M17: 30,153,695 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.7

Radius: 8.4

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.05 AU - 4.99 AU

Year: 6408 Days

Day: 5.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,825,305 km

• M1: 105,766 km (0.091 R)
• M2: 391,498 km (0.032 R)
• M3: 735,872 km (0.103 R)
• M4: 1,371,663 km (0.094 R)
• M5: 1,745,957 km (0.11 R)
• M6: 2,435,154 km (0.077 R)
• M7: 3,128,391 km (0.053 R)
• M8: 5,013,623 km (0.115 R)
• M9: 8,164,902 km (0.044 R)
• M10: 10,150,664 km (0.087 R)
• M11: 11,724,284 km (0.086 R)
• M12: 12,026,921 km (0.118 R)
• M13: 13,344,728 km (0.065 R)
• M14: 14,756,035 km (0.088 R)
• M15: 17,347,070 km (0.066 R)
• M16: 18,206,809 km (0.076 R)
• M17: 18,749,849 km (0.051 R)
• M18: 19,868,243 km (0.066 R)
• M19: 21,779,655 km (0.106 R)
• M20: 24,624,109 km (0.113 R)
• M21: 26,306,786 km (0.089 R)
• M22: 28,607,002 km (0.086 R)
• M23: 29,248,628 km (0.104 R)
• M24: 29,993,475 km (0.113 R)
• M25: 33,502,593 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.6

Radius: 3.8

Gravity: 58.01 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.15 AU - 9.13 AU

Year: 16936 Days

Day: 19.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,825,305 km

• M1: 53,855 km (0.12 R)
• M2: 176,226 km (0.045 R)
• M3: 392,395 km (0.076 R)
• M4: 721,211 km (0.062 R)
• M5: 854,353 km (0.101 R)
• M6: 1,198,129 km (0.102 R)
• M7: 1,386,323 km (0.105 R)
• M8: 1,877,902 km (0.051 R)
• M9: 2,615,420 km (0.075 R)
• M10: 3,528,415 km (0.072 R)
• M11: 4,232,872 km (0.071 R)
• M12: 4,953,933 km (0.027 R)
• M13: 5,174,142 km (0.049 R)
• M14: 5,634,155 km (0.12 R)
• M15: 7,039,178 km (0.095 R)
• M16: 8,095,938 km (0.077 R)
• M17: 10,638,802 km (0.044 R)
• M18: 11,570,947 km (0.108 R)
• M19: 11,699,301 km (0.102 R)
• M20: 12,024,078 km (0.116 R)
• M21: 12,288,268 km (0.099 R)
• M22: 12,828,317 km (0.074 R)
• M23: 16,323,970 km (0.031 R)
• M24: 18,947,318 km (0.045 R)
• M25: 19,576,228 km (0.115 R)
• M26: 21,065,923 km (0.059 R)
• M27: 22,231,590 km (0.074 R)
• M28: 29,778,503 km (0.102 R)
• M29: 32,121,356 km (0.081 R)
• M30: 34,187,302 km (0.111 R)
• M31: 34,984,210 km (0.07 R)
• M32: 43,802,257 km (0.115 R)
• M33: 45,217,004 km (0.098 R)
• M34: 47,313,767 km (0.089 R)
• M35: 56,349,928 km (0.104 R)
• M36: 71,307,620 km (0.076 R)
• M37: 71,523,191 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 17,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit