🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 13.3

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.42 AU - 1.54 AU

Year: 1163 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,844,753 km

• M1: 165,455 km (0.117 R)
• M2: 625,170 km (0.118 R)
• M3: 1,060,200 km (0.109 R)
• M4: 1,513,781 km (0.028 R)
• M5: 2,203,876 km (0.108 R)
• M6: 3,419,209 km (0.071 R)
• M7: 4,150,892 km (0.052 R)
• M8: 5,003,450 km (0.095 R)
• M9: 5,512,382 km (0.102 R)
• M10: 6,012,638 km (0.077 R)
• M11: 7,299,329 km (0.077 R)
• M12: 8,569,265 km (0.104 R)
• M13: 8,986,194 km (0.093 R)
• M14: 10,412,461 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.9

Radius: 8

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.35 AU - 1.67 AU

Year: 1198 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,844,753 km

• M1: 99,782 km (0.079 R)
• M2: 493,374 km (0.083 R)
• M3: 925,263 km (0.037 R)
• M4: 1,276,219 km (0.072 R)
• M5: 1,576,163 km (0.071 R)
• M6: 1,841,699 km (0.107 R)
• M7: 2,501,725 km (0.071 R)
• M8: 3,573,145 km (0.036 R)
• M9: 3,849,752 km (0.085 R)
• M10: 4,229,132 km (0.061 R)
• M11: 4,690,342 km (0.116 R)
• M12: 5,103,232 km (0.093 R)
• M13: 5,540,357 km (0.112 R)
• M14: 5,867,528 km (0.093 R)
• M15: 6,323,951 km (0.097 R)
• M16: 6,584,849 km (0.064 R)
• M17: 7,728,376 km (0.089 R)
• M18: 8,137,526 km (0.088 R)
• M19: 8,418,171 km (0.065 R)
• M20: 9,058,600 km (0.096 R)
• M21: 9,699,776 km (0.118 R)
• M22: 9,983,563 km (0.081 R)
• M23: 10,305,498 km (0.104 R)
• M24: 10,734,395 km (0.057 R)
• M25: 11,004,270 km (0.091 R)
• M26: 11,487,321 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.8

Radius: 13

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.54 AU - 1.66 AU

Year: 1307 Days

Day: 13.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,844,753 km

• M1: 161,715 km (0.062 R)
• M2: 701,016 km (0.087 R)
• M3: 1,136,345 km (0.052 R)
• M4: 1,849,478 km (0.106 R)
• M5: 2,626,639 km (0.067 R)
• M6: 3,038,782 km (0.043 R)
• M7: 3,808,014 km (0.051 R)
• M8: 5,775,824 km (0.072 R)
• M9: 6,796,231 km (0.092 R)
• M10: 7,361,861 km (0.118 R)
• M11: 8,668,897 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.3

Radius: 10.2

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.28 AU - 2.44 AU

Year: 2341 Days

Day: 6.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,844,753 km

• M1: 126,859 km (0.106 R)
• M2: 1,447,958 km (0.092 R)
• M3: 1,913,357 km (0.026 R)
• M4: 2,745,420 km (0.078 R)
• M5: 3,718,704 km (0.106 R)
• M6: 4,187,843 km (0.109 R)
• M7: 4,682,114 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.9

Radius: 10.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.48 AU - 3.74 AU

Year: 3541 Days

Day: 11.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,844,753 km

• M1: 133,142 km (0.107 R)
• M2: 506,538 km (0.077 R)
• M3: 1,091,466 km (0.101 R)
• M4: 1,573,770 km (0.106 R)
• M5: 2,044,554 km (0.112 R)
• M6: 2,381,897 km (0.114 R)
• M7: 2,833,384 km (0.089 R)
• M8: 3,324,214 km (0.039 R)
• M9: 3,682,352 km (0.108 R)
• M10: 4,066,519 km (0.083 R)
• M11: 7,196,555 km (0.111 R)
• M12: 7,831,000 km (0.085 R)
• M13: 9,316,207 km (0.087 R)
• M14: 13,097,892 km (0.108 R)
• M15: 14,510,245 km (0.103 R)
• M16: 17,851,215 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.1

Radius: 9.8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.73 AU - 6.01 AU

Year: 6939 Days

Day: 14.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,844,753 km

• M1: 122,072 km (0.092 R)
• M2: 586,424 km (0.109 R)
• M3: 1,133,353 km (0.077 R)
• M4: 1,490,144 km (0.119 R)
• M5: 2,597,767 km (0.114 R)
• M6: 4,363,471 km (0.064 R)
• M7: 6,231,649 km (0.087 R)
• M8: 7,139,708 km (0.089 R)
• M9: 7,974,913 km (0.089 R)
• M10: 8,747,586 km (0.065 R)
• M11: 9,130,556 km (0.119 R)
• M12: 11,117,366 km (0.032 R)
• M13: 12,029,015 km (0.052 R)
• M14: 13,771,531 km (0.104 R)
• M15: 16,052,151 km (0.092 R)
• M16: 19,421,843 km (0.112 R)
• M17: 20,148,290 km (0.104 R)
• M18: 22,043,545 km (0.088 R)
• M19: 24,892,487 km (0.098 R)
• M20: 28,624,356 km (0.11 R)
• M21: 33,224,939 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 12,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit