🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.41 AU - 0.59 AU

Year: 232 Days

Day: 41.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,006,009 km

• M1: 65,075 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.7

Radius: 8.6

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.65 AU - 1.01 AU

Year: 496 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,006,009 km

• M1: 107,561 km (0.081 R)
• M2: 395,088 km (0.114 R)
• M3: 666,907 km (0.038 R)
• M4: 962,662 km (0.062 R)
• M5: 1,248,245 km (0.06 R)
• M6: 1,569,880 km (0.11 R)
• M7: 1,849,179 km (0.11 R)
• M8: 2,144,037 km (0.108 R)
• M9: 2,713,556 km (0.078 R)
• M10: 3,062,568 km (0.059 R)
• M11: 3,503,433 km (0.11 R)
• M12: 4,250,823 km (0.075 R)
• M13: 4,988,491 km (0.04 R)
• M14: 5,296,513 km (0.048 R)
• M15: 6,260,671 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.1

Radius: 9.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.89 AU - 0.95 AU

Year: 579 Days

Day: 12.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,006,009 km

• M1: 120,576 km (0.12 R)
• M2: 929,601 km (0.103 R)
• M3: 1,291,778 km (0.079 R)
• M4: 1,646,325 km (0.092 R)
• M5: 1,966,763 km (0.091 R)
• M6: 2,384,590 km (0.087 R)
• M7: 2,746,617 km (0.032 R)
• M8: 3,353,087 km (0.084 R)
• M9: 3,745,482 km (0.103 R)
• M10: 4,237,210 km (0.041 R)
• M11: 4,756,614 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.4

Radius: 9.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.33 AU - 1.51 AU

Year: 1110 Days

Day: 10.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,006,009 km

• M1: 115,639 km (0.067 R)
• M2: 417,976 km (0.054 R)
• M3: 783,294 km (0.061 R)
• M4: 1,145,620 km (0.047 R)
• M5: 1,499,868 km (0.095 R)
• M6: 1,917,695 km (0.081 R)
• M7: 2,379,653 km (0.062 R)
• M8: 2,803,913 km (0.105 R)
• M9: 3,184,340 km (0.103 R)
• M10: 4,096,887 km (0.03 R)
• M11: 4,605,520 km (0.078 R)
• M12: 4,937,777 km (0.11 R)
• M13: 5,789,138 km (0.084 R)
• M14: 7,004,172 km (0.108 R)
• M15: 7,659,860 km (0.079 R)
• M16: 8,614,294 km (0.087 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 10

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.52 AU - 3.86 AU

Year: 4650 Days

Day: 14.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,006,009 km

• M1: 124,465 km (0.097 R)
• M2: 548,127 km (0.106 R)
• M3: 1,155,195 km (0.092 R)
• M4: 1,812,677 km (0.055 R)
• M5: 2,501,875 km (0.102 R)
• M6: 3,730,971 km (0.077 R)
• M7: 5,419,033 km (0.077 R)
• M8: 7,655,521 km (0.072 R)
• M9: 8,695,376 km (0.099 R)
• M10: 10,709,562 km (0.101 R)
• M11: 11,805,067 km (0.068 R)
• M12: 12,422,009 km (0.091 R)
• M13: 14,540,913 km (0.112 R)
• M14: 15,442,689 km (0.065 R)
• M15: 17,305,182 km (0.11 R)
• M16: 18,047,487 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.7

Radius: 8.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.05 AU - 6.43 AU

Year: 7869 Days

Day: 9.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,006,009 km

• M1: 112,498 km (0.037 R)
• M2: 597,643 km (0.082 R)
• M3: 903,870 km (0.1 R)
• M4: 1,289,534 km (0.094 R)
• M5: 1,706,613 km (0.101 R)
• M6: 5,419,183 km (0.12 R)
• M7: 9,214,182 km (0.116 R)
• M8: 9,734,333 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512

Radius: 6.1

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.3 AU - 7.4 AU

Year: 13072 Days

Day: 20.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,006,009 km

• M1: 75,846 km (0.106 R)
• M2: 273,016 km (0.114 R)
• M3: 707,748 km (0.105 R)
• M4: 906,862 km (0.054 R)
• M5: 1,683,574 km (0.098 R)
• M6: 1,925,175 km (0.097 R)
• M7: 3,300,727 km (0.113 R)
• M8: 3,628,796 km (0.117 R)
• M9: 4,147,302 km (0.11 R)
• M10: 4,499,455 km (0.079 R)
• M11: 4,871,355 km (0.108 R)
• M12: 5,130,459 km (0.099 R)
• M13: 5,571,324 km (0.067 R)
• M14: 5,783,154 km (0.118 R)
• M15: 6,073,823 km (0.099 R)
• M16: 6,528,301 km (0.097 R)
• M17: 6,964,379 km (0.116 R)
• M18: 8,344,120 km (0.065 R)
• M19: 9,146,863 km (0.102 R)
• M20: 11,921,155 km (0.118 R)
• M21: 12,815,002 km (0.057 R)
• M22: 13,435,385 km (0.091 R)
• M23: 14,937,796 km (0.087 R)
• M24: 17,735,725 km (0.068 R)
• M25: 18,349,824 km (0.091 R)
• M26: 22,692,501 km (0.057 R)
• M27: 23,599,363 km (0.068 R)
• M28: 25,679,522 km (0.108 R)
• M29: 25,874,448 km (0.042 R)
• M30: 35,949,565 km (0.045 R)
• M31: 43,345,983 km (0.11 R)
• M32: 51,230,988 km (0.101 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: 410 - 17,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit