🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.2

Radius: 13.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.55 AU - 0.89 AU

Year: 388 Days

Day: 9.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 90,593,166 km

• M1: 172,935 km (0.094 R)
• M2: 712,983 km (0.077 R)
• M3: 1,431,053 km (0.095 R)
• M4: 1,924,427 km (0.113 R)
• M5: 2,461,483 km (0.116 R)
• M6: 2,907,135 km (0.111 R)
• M7: 3,352,488 km (0.103 R)
• M8: 4,038,544 km (0.105 R)
• M9: 4,610,008 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.6

Radius: 9.6

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.62 AU - 1.98 AU

Year: 1535 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,593,166 km

• M1: 119,379 km (0.034 R)
• M2: 433,086 km (0.097 R)
• M3: 743,501 km (0.12 R)
• M4: 1,124,378 km (0.088 R)
• M5: 1,701,077 km (0.098 R)
• M6: 2,342,852 km (0.068 R)
• M7: 3,332,741 km (0.086 R)
• M8: 4,598,788 km (0.035 R)
• M9: 5,729,299 km (0.061 R)
• M10: 6,136,804 km (0.118 R)
• M11: 8,131,542 km (0.118 R)
• M12: 8,823,582 km (0.102 R)
• M13: 9,999,271 km (0.09 R)
• M14: 10,557,720 km (0.064 R)
• M15: 11,737,000 km (0.107 R)
• M16: 12,395,829 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.4

Radius: 10.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.1 AU - 5.88 AU

Year: 7087 Days

Day: 9 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,593,166 km

• M1: 134,040 km (0.065 R)
• M2: 674,686 km (0.097 R)
• M3: 1,036,564 km (0.11 R)
• M4: 1,520,064 km (0.098 R)
• M5: 2,240,827 km (0.095 R)
• M6: 3,539,934 km (0.067 R)
• M7: 4,650,250 km (0.09 R)
• M8: 5,094,705 km (0.116 R)
• M9: 5,948,759 km (0.071 R)
• M10: 6,537,277 km (0.097 R)
• M11: 7,370,238 km (0.081 R)
• M12: 7,830,701 km (0.057 R)
• M13: 8,461,555 km (0.119 R)
• M14: 9,086,126 km (0.051 R)
• M15: 9,994,634 km (0.104 R)
• M16: 12,881,125 km (0.107 R)
• M17: 14,026,895 km (0.073 R)
• M18: 16,164,050 km (0.114 R)
• M19: 17,558,152 km (0.092 R)
• M20: 19,428,425 km (0.118 R)
• M21: 20,034,895 km (0.108 R)
• M22: 20,723,494 km (0.087 R)
• M23: 21,214,923 km (0.085 R)
• M24: 21,785,938 km (0.115 R)
• M25: 22,367,275 km (0.115 R)
• M26: 24,250,712 km (0.096 R)
• M27: 25,831,812 km (0.105 R)
• M28: 28,502,733 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.6

Radius: 3.1

Gravity: 95.8 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.95 AU - 8.13 AU

Year: 14495 Days

Day: 16.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,593,166 km

• M1: 38,895 km (0.08 R)
• M2: 208,839 km (0.082 R)
• M3: 974,630 km (0.055 R)
• M4: 1,122,134 km (0.096 R)
• M5: 1,812,378 km (0.118 R)
• M6: 2,406,132 km (0.09 R)
• M7: 2,892,176 km (0.098 R)
• M8: 3,440,601 km (0.05 R)
• M9: 3,637,921 km (0.114 R)
• M10: 3,993,665 km (0.047 R)
• M11: 5,925,272 km (0.076 R)
• M12: 7,668,088 km (0.058 R)
• M13: 8,300,887 km (0.067 R)
• M14: 10,999,483 km (0.102 R)
• M15: 15,865,602 km (0.06 R)
• M16: 19,328,643 km (0.086 R)
• M17: 21,802,094 km (0.101 R)
• M18: 23,064,850 km (0.115 R)
• M19: 27,476,641 km (0.115 R)
• M20: 30,710,498 km (0.098 R)
• M21: 31,071,328 km (0.098 R)
• M22: 31,192,203 km (0.12 R)
• M23: 52,936,254 km (0.11 R)
• M24: 53,976,857 km (0.104 R)
• M25: 56,278,121 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.9

Radius: 7.9

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.97 AU - 11.47 AU

Year: 23896 Days

Day: 24.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,593,166 km

• M1: 98,286 km (0.044 R)
• M2: 441,763 km (0.111 R)
• M3: 1,022,950 km (0.12 R)
• M4: 1,634,357 km (0.056 R)
• M5: 2,237,535 km (0.114 R)
• M6: 2,691,116 km (0.101 R)
• M7: 5,466,306 km (0.094 R)
• M8: 6,473,100 km (0.095 R)
• M9: 7,094,230 km (0.106 R)
• M10: 7,859,573 km (0.037 R)
• M11: 9,314,861 km (0.093 R)
• M12: 10,106,234 km (0.043 R)
• M13: 11,342,361 km (0.101 R)
• M14: 12,173,228 km (0.109 R)
• M15: 12,676,325 km (0.074 R)
• M16: 16,075,937 km (0.067 R)
• M17: 19,256,836 km (0.112 R)
• M18: 19,939,751 km (0.103 R)
• M19: 20,537,992 km (0.113 R)
• M20: 20,841,527 km (0.106 R)
• M21: 21,148,053 km (0.078 R)
• M22: 25,296,102 km (0.101 R)
• M23: 28,804,621 km (0.109 R)
• M24: 29,185,049 km (0.104 R)
• M25: 37,517,351 km (0.093 R)
• M26: 40,771,703 km (0.085 R)
• M27: 51,283,048 km (0.102 R)
• M28: 54,311,657 km (0.11 R)
• M29: 55,087,022 km (0.093 R)
• M30: 55,869,868 km (0.058 R)
• M31: 60,307,988 km (0.105 R)
• M32: 63,679,625 km (0.08 R)
• M33: 64,975,591 km (0.077 R)
• M34: 69,650,375 km (0.094 R)
• M35: 79,662,961 km (0.106 R)
• M36: 88,171,788 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 17,998 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit