🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 14.7

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.17 AU - 1.61 AU

Year: 1131 Days

Day: 12 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,246,582 km

• M1: 182,958 km (0.095 R)
• M2: 661,821 km (0.101 R)
• M3: 1,141,133 km (0.075 R)
• M4: 1,884,784 km (0.079 R)
• M5: 2,557,525 km (0.079 R)
• M6: 3,171,475 km (0.039 R)
• M7: 3,770,614 km (0.052 R)
• M8: 4,303,781 km (0.112 R)
• M9: 5,544,396 km (0.093 R)
• M10: 6,581,558 km (0.118 R)
• M11: 7,134,622 km (0.111 R)
• M12: 8,224,891 km (0.078 R)
• M13: 8,696,723 km (0.108 R)
• M14: 9,940,779 km (0.086 R)
• M15: 10,509,101 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.6

Radius: 9.5

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.66 AU - 2.18 AU

Year: 1836 Days

Day: 12.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,246,582 km

• M1: 119,529 km (0.069 R)
• M2: 449,542 km (0.066 R)
• M3: 1,020,856 km (0.086 R)
• M4: 1,702,723 km (0.079 R)
• M5: 2,990,611 km (0.118 R)
• M6: 5,159,930 km (0.046 R)
• M7: 5,739,472 km (0.083 R)
• M8: 6,433,756 km (0.092 R)
• M9: 9,716,980 km (0.1 R)
• M10: 11,079,966 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.1

Radius: 8.1

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.09 AU - 3.23 AU

Year: 2995 Days

Day: 11.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 88.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,246,582 km

• M1: 100,679 km (0.111 R)
• M2: 530,773 km (0.083 R)
• M3: 839,394 km (0.087 R)
• M4: 1,421,030 km (0.083 R)
• M5: 2,087,937 km (0.06 R)
• M6: 2,462,979 km (0.112 R)
• M7: 4,329,063 km (0.097 R)
• M8: 5,387,917 km (0.119 R)
• M9: 6,428,520 km (0.114 R)
• M10: 9,681,376 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.6

Radius: 12.9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.32 AU - 3.92 AU

Year: 4754 Days

Day: 15 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,246,582 km

• M1: 160,668 km (0.093 R)
• M2: 1,035,068 km (0.101 R)
• M3: 1,440,328 km (0.1 R)
• M4: 1,913,058 km (0.067 R)
• M5: 2,375,315 km (0.112 R)
• M6: 3,927,991 km (0.113 R)
• M7: 5,535,570 km (0.076 R)
• M8: 6,390,971 km (0.115 R)
• M9: 7,690,378 km (0.096 R)
• M10: 8,173,280 km (0.119 R)
• M11: 9,407,013 km (0.119 R)
• M12: 10,807,100 km (0.118 R)
• M13: 11,750,165 km (0.059 R)
• M14: 13,962,867 km (0.061 R)
• M15: 15,081,410 km (0.094 R)
• M16: 17,623,976 km (0.051 R)
• M17: 18,729,953 km (0.061 R)
• M18: 19,812,742 km (0.07 R)
• M19: 20,299,384 km (0.109 R)
• M20: 20,865,313 km (0.075 R)
• M21: 21,881,082 km (0.089 R)
• M22: 26,275,968 km (0.058 R)
• M23: 27,203,625 km (0.1 R)
• M24: 29,213,472 km (0.085 R)
• M25: 30,209,046 km (0.042 R)
• M26: 31,320,708 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.4

Radius: 3.9

Gravity: 19.42 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.65 AU - 6.59 AU

Year: 9196 Days

Day: 20.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 34,246,582 km

• M1: 49,367 km (0.098 R)
• M2: 185,950 km (0.043 R)
• M3: 402,867 km (0.09 R)
• M4: 791,223 km (0.115 R)
• M5: 1,047,634 km (0.085 R)
• M6: 2,729,712 km (0.07 R)
• M7: 4,047,221 km (0.036 R)
• M8: 5,168,756 km (0.117 R)
• M9: 5,433,395 km (0.068 R)
• M10: 5,676,342 km (0.113 R)
• M11: 6,617,911 km (0.087 R)
• M12: 7,546,614 km (0.09 R)
• M13: 8,003,187 km (0.088 R)
• M14: 8,599,634 km (0.086 R)
• M15: 8,846,320 km (0.105 R)
• M16: 9,225,102 km (0.118 R)
• M17: 9,658,487 km (0.104 R)
• M18: 9,969,950 km (0.055 R)
• M19: 12,812,908 km (0.107 R)
• M20: 14,303,352 km (0.104 R)
• M21: 15,783,024 km (0.09 R)
• M22: 15,967,179 km (0.073 R)
• M23: 16,845,468 km (0.069 R)
• M24: 17,888,315 km (0.044 R)
• M25: 19,391,325 km (0.06 R)
• M26: 19,602,557 km (0.099 R)
• M27: 19,886,643 km (0.088 R)
• M28: 20,101,466 km (0.116 R)
• M29: 21,348,364 km (0.098 R)
• M30: 25,062,131 km (0.091 R)
• M31: 27,114,614 km (0.071 R)
• M32: 30,875,654 km (0.077 R)
• M33: 31,745,267 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 15,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit