🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.54 AU - 0.62 AU

Year: 189 Days

Day: 44.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.9 AU - 1.46 AU

Year: 548 Days

Day: 28.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,457,239 km

• M1: 545,284 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.23 AU - 2.85 AU

Year: 1731 Days

Day: 26.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,457,239 km

• M1: 79,436 km (0.101 R)

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.6

Radius: 9.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.51 AU - 3.63 AU

Year: 2300 Days

Day: 11.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,457,239 km

• M1: 121,922 km (0.074 R)
• M2: 475,422 km (0.071 R)
• M3: 860,786 km (0.107 R)
• M4: 1,298,061 km (0.116 R)
• M5: 1,609,075 km (0.108 R)
• M6: 1,970,653 km (0.03 R)
• M7: 2,296,178 km (0.116 R)
• M8: 2,816,030 km (0.052 R)
• M9: 3,247,919 km (0.03 R)
• M10: 3,723,790 km (0.061 R)
• M11: 4,265,035 km (0.11 R)
• M12: 5,861,693 km (0.102 R)
• M13: 8,305,973 km (0.046 R)
• M14: 10,837,169 km (0.092 R)
• M15: 11,323,063 km (0.115 R)
• M16: 13,159,825 km (0.107 R)
• M17: 15,187,176 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.5

Radius: 8.4

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.77 AU - 3.59 AU

Year: 2424 Days

Day: 6.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,457,239 km

• M1: 104,419 km (0.112 R)
• M2: 390,600 km (0.07 R)
• M3: 682,465 km (0.052 R)
• M4: 966,103 km (0.1 R)
• M5: 1,321,248 km (0.093 R)
• M6: 1,784,703 km (0.109 R)
• M7: 2,092,276 km (0.073 R)
• M8: 2,620,805 km (0.069 R)
• M9: 3,004,524 km (0.117 R)
• M10: 3,303,719 km (0.113 R)
• M11: 4,883,323 km (0.108 R)
• M12: 5,181,023 km (0.091 R)
• M13: 5,662,579 km (0.066 R)
• M14: 6,200,084 km (0.093 R)
• M15: 7,317,729 km (0.081 R)
• M16: 7,617,075 km (0.119 R)
• M17: 8,998,312 km (0.103 R)
• M18: 9,411,950 km (0.108 R)
• M19: 9,730,444 km (0.058 R)
• M20: 11,194,558 km (0.069 R)
• M21: 11,552,247 km (0.102 R)
• M22: 11,917,565 km (0.08 R)
• M23: 13,016,511 km (0.077 R)
• M24: 15,027,705 km (0.104 R)
• M25: 16,666,100 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.8

Radius: 12.8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.69 AU - 4.67 AU

Year: 3653 Days

Day: 9.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,457,239 km

• M1: 163,211 km (0.094 R)
• M2: 567,724 km (0.043 R)
• M3: 1,842,148 km (0.074 R)
• M4: 2,443,083 km (0.077 R)
• M5: 2,998,689 km (0.07 R)
• M6: 3,816,092 km (0.072 R)
• M7: 4,968,295 km (0.082 R)
• M8: 6,282,961 km (0.039 R)
• M9: 7,654,025 km (0.05 R)
• M10: 8,427,596 km (0.045 R)
• M11: 10,368,928 km (0.099 R)
• M12: 11,231,808 km (0.089 R)
• M13: 12,410,939 km (0.067 R)
• M14: 12,821,884 km (0.114 R)
• M15: 14,307,241 km (0.075 R)
• M16: 15,014,540 km (0.068 R)
• M17: 16,829,611 km (0.055 R)
• M18: 18,079,351 km (0.104 R)
• M19: 18,726,961 km (0.05 R)
• M20: 20,891,193 km (0.095 R)
• M21: 22,603,341 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 14.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.63 AU - 4.99 AU

Year: 3825 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,457,239 km

• M1: 177,872 km (0.08 R)
• M2: 693,386 km (0.11 R)
• M3: 1,544,598 km (0.062 R)
• M4: 2,168,272 km (0.098 R)
• M5: 3,062,418 km (0.079 R)
• M6: 3,890,442 km (0.087 R)
• M7: 4,790,573 km (0.083 R)
• M8: 5,290,529 km (0.062 R)
• M9: 6,337,714 km (0.087 R)
• M10: 6,880,156 km (0.083 R)
• M11: 7,585,061 km (0.101 R)
• M12: 8,659,922 km (0.109 R)
• M13: 11,546,562 km (0.089 R)
• M14: 14,196,988 km (0.046 R)
• M15: 17,462,410 km (0.119 R)
• M16: 20,803,379 km (0.099 R)
• M17: 22,142,280 km (0.047 R)
• M18: 23,113,170 km (0.114 R)
• M19: 23,609,237 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607

Radius: 3.3

Gravity: 55.74 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.79 AU - 11.27 AU

Year: 13579 Days

Day: 17 Hours

Environment

Temp: -204 °C

Axial Tilt: 61.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,457,239 km

• M1: 116,088 km (0.077 R)
• M2: 255,214 km (0.078 R)
• M3: 534,214 km (0.051 R)
• M4: 683,662 km (0.062 R)
• M5: 840,590 km (0.116 R)
• M6: 1,374,655 km (0.042 R)
• M7: 2,543,762 km (0.062 R)
• M8: 2,717,296 km (0.076 R)
• M9: 3,310,900 km (0.062 R)
• M10: 4,684,807 km (0.088 R)
• M11: 5,568,332 km (0.115 R)
• M12: 6,637,807 km (0.098 R)
• M13: 7,837,133 km (0.095 R)
• M14: 8,680,117 km (0.091 R)
• M15: 11,393,673 km (0.105 R)
• M16: 12,410,639 km (0.087 R)
• M17: 12,783,587 km (0.029 R)
• M18: 12,972,828 km (0.08 R)
• M19: 14,830,235 km (0.037 R)
• M20: 19,893,674 km (0.065 R)
• M21: 23,275,035 km (0.075 R)
• M22: 23,746,568 km (0.107 R)
• M23: 24,417,364 km (0.066 R)
• M24: 25,998,165 km (0.074 R)
• M25: 28,068,151 km (0.089 R)
• M26: 28,281,029 km (0.076 R)
• M27: 29,911,945 km (0.085 R)
• M28: 33,359,876 km (0.1 R)
• M29: 33,959,165 km (0.09 R)
• M30: 36,301,718 km (0.103 R)
• M31: 36,554,389 km (0.111 R)
• M32: 37,576,891 km (0.103 R)
• M33: 38,095,247 km (0.079 R)
• M34: 42,835,555 km (0.051 R)
• M35: 45,127,694 km (0.1 R)
• M36: 45,566,315 km (0.092 R)
• M37: 49,954,469 km (0.119 R)
• M38: 51,212,737 km (0.091 R)
• M39: 52,330,981 km (0.085 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 17,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit