🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.44 AU - 0.72 AU

Year: 197 Days

Day: 36.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 119.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,306,473 km

• M1: 24,833 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.6 AU - 0.68 AU

Year: 228 Days

Day: 15.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 44 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.88 AU - 1.4 AU

Year: 543 Days

Day: 19.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.49 AU - 1.53 AU

Year: 828 Days

Day: 24.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.55 AU - 1.63 AU

Year: 895 Days

Day: 47.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,306,473 km

• M1: 56,249 km (0.065 R)
• M2: 1,323,642 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.55 AU - 2.47 AU

Year: 1272 Days

Day: 30.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.6

Radius: 10.6

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.66 AU - 3.88 AU

Year: 3266 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,306,473 km

• M1: 139,874 km (0.096 R)
• M2: 608,415 km (0.072 R)
• M3: 1,076,656 km (0.112 R)
• M4: 1,961,677 km (0.053 R)
• M5: 2,448,618 km (0.103 R)
• M6: 2,816,928 km (0.087 R)
• M7: 5,202,116 km (0.038 R)
• M8: 6,797,278 km (0.084 R)
• M9: 10,131,067 km (0.047 R)
• M10: 11,171,670 km (0.048 R)
• M11: 12,503,689 km (0.058 R)
• M12: 14,473,444 km (0.095 R)
• M13: 15,896,419 km (0.076 R)
• M14: 19,137,158 km (0.057 R)
• M15: 19,616,320 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.4

Radius: 7.6

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 11.07 AU - 11.67 AU

Year: 17108 Days

Day: 19.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,306,473 km

• M1: 94,546 km (0.044 R)
• M2: 347,665 km (0.042 R)
• M3: 770,878 km (0.103 R)
• M4: 1,095,954 km (0.082 R)
• M5: 1,535,772 km (0.081 R)
• M6: 2,785,812 km (0.099 R)
• M7: 3,116,872 km (0.076 R)
• M8: 4,501,250 km (0.082 R)
• M9: 5,270,782 km (0.11 R)
• M10: 6,093,121 km (0.116 R)
• M11: 9,454,137 km (0.113 R)
• M12: 13,882,084 km (0.113 R)
• M13: 15,084,552 km (0.115 R)
• M14: 15,680,849 km (0.077 R)
• M15: 16,730,577 km (0.08 R)
• M16: 17,892,354 km (0.075 R)
• M17: 26,871,368 km (0.025 R)
• M18: 27,658,851 km (0.097 R)
• M19: 33,107,206 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.9

Radius: 6.4

Gravity: 19.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 11.89 AU - 12.31 AU

Year: 18782 Days

Day: 18.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 69.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,306,473 km

• M1: 79,586 km (0.104 R)
• M2: 282,890 km (0.068 R)
• M3: 530,773 km (0.057 R)
• M4: 746,045 km (0.094 R)
• M5: 1,392,756 km (0.101 R)
• M6: 2,168,272 km (0.087 R)
• M7: 2,686,479 km (0.071 R)
• M8: 3,396,470 km (0.083 R)
• M9: 5,852,119 km (0.083 R)
• M10: 6,273,387 km (0.038 R)
• M11: 6,805,207 km (0.067 R)
• M12: 7,560,527 km (0.11 R)
• M13: 7,857,778 km (0.104 R)
• M14: 8,162,808 km (0.09 R)
• M15: 9,014,917 km (0.079 R)
• M16: 9,349,269 km (0.093 R)
• M17: 9,924,772 km (0.099 R)
• M18: 10,221,275 km (0.064 R)
• M19: 11,338,023 km (0.077 R)
• M20: 13,304,786 km (0.097 R)
• M21: 14,255,929 km (0.119 R)
• M22: 15,726,775 km (0.073 R)
• M23: 17,812,319 km (0.069 R)
• M24: 22,829,832 km (0.059 R)
• M25: 24,297,088 km (0.114 R)
• M26: 27,651,072 km (0.051 R)
• M27: 28,357,024 km (0.097 R)
• M28: 42,733,829 km (0.112 R)
• M29: 43,994,490 km (0.116 R)
• M30: 45,768,122 km (0.067 R)
• M31: 46,589,863 km (0.111 R)
• M32: 50,846,371 km (0.039 R)
• M33: 51,905,225 km (0.086 R)
• M34: 54,066,914 km (0.113 R)
• M35: 67,248,132 km (0.039 R)
• M36: 68,309,829 km (0.081 R)
• M37: 68,737,529 km (0.069 R)
• M38: 75,598,536 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.8

Radius: 4.9

Gravity: 29.44 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.44 AU - 18.2 AU

Year: 25458 Days

Day: 20.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 82.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,306,473 km

• M1: 61,186 km (0.073 R)
• M2: 488,886 km (0.054 R)
• M3: 772,075 km (0.088 R)
• M4: 1,102,686 km (0.054 R)
• M5: 1,308,533 km (0.069 R)
• M6: 1,592,769 km (0.052 R)
• M7: 1,837,211 km (0.09 R)
• M8: 2,449,216 km (0.12 R)
• M9: 2,621,403 km (0.095 R)
• M10: 2,935,709 km (0.117 R)
• M11: 3,514,952 km (0.098 R)
• M12: 3,897,174 km (0.11 R)
• M13: 6,557,772 km (0.03 R)
• M14: 7,336,728 km (0.038 R)
• M15: 7,489,318 km (0.099 R)
• M16: 8,787,977 km (0.116 R)
• M17: 8,960,164 km (0.092 R)
• M18: 9,134,596 km (0.091 R)
• M19: 12,173,527 km (0.086 R)
• M20: 16,165,546 km (0.089 R)
• M21: 18,128,270 km (0.072 R)
• M22: 22,305,791 km (0.074 R)
• M23: 23,607,591 km (0.096 R)
• M24: 31,414,805 km (0.115 R)
• M25: 44,386,735 km (0.109 R)
• M26: 48,377,259 km (0.093 R)
• M27: 56,664,981 km (0.075 R)
• M28: 66,510,017 km (0.109 R)
• M29: 67,174,530 km (0.109 R)
• M30: 70,793,303 km (0.071 R)
• M31: 76,462,015 km (0.037 R)
• M32: 80,154,240 km (0.094 R)
• M33: 90,306,400 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 13,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit