🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.67 AU - 2.29 AU

Year: 1013 Days

Day: 25 Hours

Environment

Temp: -65 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.52 AU - 4.58 AU

Year: 2962 Days

Day: 14.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,382,732 km

• M1: 417,528 km (0.097 R)
• M2: 799,152 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4 AU - 4.68 AU

Year: 3286 Days

Day: 17.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 13.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.85 AU - 5.17 AU

Year: 4076 Days

Day: 6.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,382,732 km

• M1: 166,353 km (0.084 R)
• M2: 647,759 km (0.093 R)
• M3: 1,553,723 km (0.042 R)
• M4: 2,609,286 km (0.097 R)
• M5: 3,286,516 km (0.12 R)
• M6: 4,500,502 km (0.092 R)
• M7: 5,921,832 km (0.114 R)
• M8: 6,593,227 km (0.109 R)
• M9: 7,041,721 km (0.088 R)
• M10: 8,511,221 km (0.085 R)
• M11: 10,456,143 km (0.062 R)
• M12: 12,088,406 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.5

Radius: 12.6

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.38 AU - 6.58 AU

Year: 4662 Days

Day: 9.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,382,732 km

• M1: 166,502 km (0.077 R)
• M2: 586,573 km (0.098 R)
• M3: 1,348,026 km (0.085 R)
• M4: 1,783,955 km (0.109 R)
• M5: 3,134,674 km (0.091 R)
• M6: 3,612,789 km (0.094 R)
• M7: 5,439,379 km (0.116 R)
• M8: 7,555,440 km (0.111 R)
• M9: 9,252,030 km (0.118 R)
• M10: 15,015,437 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 11.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.36 AU - 10.14 AU

Year: 8612 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,382,732 km

• M1: 151,543 km (0.105 R)
• M2: 564,283 km (0.028 R)
• M3: 1,352,963 km (0.091 R)
• M4: 1,756,728 km (0.071 R)
• M5: 2,548,998 km (0.045 R)
• M6: 7,173,667 km (0.094 R)
• M7: 8,169,989 km (0.096 R)
• M8: 8,534,259 km (0.066 R)
• M9: 10,521,218 km (0.117 R)
• M10: 12,557,993 km (0.086 R)
• M11: 15,945,936 km (0.038 R)
• M12: 16,690,186 km (0.071 R)
• M13: 17,337,795 km (0.093 R)
• M14: 19,639,807 km (0.053 R)
• M15: 23,065,000 km (0.071 R)
• M16: 25,998,913 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.5

Radius: 10.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.71 AU - 12.59 AU

Year: 11752 Days

Day: 9.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,382,732 km

• M1: 128,056 km (0.079 R)
• M2: 2,015,682 km (0.063 R)
• M3: 2,531,495 km (0.07 R)
• M4: 3,692,674 km (0.103 R)
• M5: 4,140,121 km (0.094 R)
• M6: 4,878,985 km (0.071 R)
• M7: 5,349,321 km (0.109 R)
• M8: 5,960,877 km (0.037 R)
• M9: 8,834,652 km (0.104 R)
• M10: 10,489,055 km (0.118 R)
• M11: 11,216,848 km (0.078 R)
• M12: 12,158,417 km (0.08 R)
• M13: 12,586,566 km (0.074 R)
• M14: 13,473,233 km (0.091 R)
• M15: 14,536,724 km (0.085 R)
• M16: 17,439,671 km (0.087 R)
• M17: 18,863,992 km (0.073 R)
• M18: 20,535,898 km (0.088 R)
• M19: 21,496,466 km (0.042 R)
• M20: 22,486,654 km (0.094 R)
• M21: 25,639,878 km (0.11 R)
• M22: 27,270,046 km (0.109 R)
• M23: 27,688,172 km (0.049 R)
• M24: 30,175,835 km (0.086 R)
• M25: 32,808,758 km (0.071 R)
• M26: 36,594,781 km (0.066 R)
• M27: 44,155,158 km (0.044 R)
• M28: 46,048,020 km (0.113 R)
• M29: 49,064,810 km (0.091 R)
• M30: 54,161,759 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.2

Radius: 7.5

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.73 AU - 19.79 AU

Year: 28358 Days

Day: 20.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,382,732 km

• M1: 102,774 km (0.091 R)
• M2: 338,839 km (0.116 R)
• M3: 616,343 km (0.059 R)
• M4: 1,234,930 km (0.053 R)
• M5: 1,493,735 km (0.11 R)
• M6: 1,848,581 km (0.063 R)
• M7: 2,624,545 km (0.109 R)
• M8: 3,664,998 km (0.118 R)
• M9: 4,171,237 km (0.119 R)
• M10: 6,968,867 km (0.105 R)
• M11: 9,655,645 km (0.049 R)
• M12: 12,293,654 km (0.03 R)
• M13: 13,975,882 km (0.12 R)
• M14: 14,955,449 km (0.09 R)
• M15: 15,980,194 km (0.12 R)
• M16: 17,418,129 km (0.048 R)
• M17: 20,240,891 km (0.119 R)
• M18: 21,814,212 km (0.113 R)
• M19: 34,439,225 km (0.079 R)
• M20: 42,600,986 km (0.11 R)
• M21: 44,133,167 km (0.1 R)
• M22: 49,505,675 km (0.048 R)
• M23: 50,630,053 km (0.115 R)
• M24: 59,822,094 km (0.093 R)
• M25: 66,833,597 km (0.063 R)
• M26: 83,247,774 km (0.049 R)
• M27: 92,802,142 km (0.105 R)

Asteroid Belt

Center: 18.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.5

Radius: 4.9

Gravity: 19.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 18.07 AU - 19.97 AU

Year: 30147 Days

Day: 24.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,382,732 km

• M1: 61,784 km (0.082 R)
• M2: 217,366 km (0.095 R)
• M3: 1,221,915 km (0.061 R)
• M4: 1,542,803 km (0.069 R)
• M5: 1,761,066 km (0.107 R)
• M6: 2,692,163 km (0.082 R)
• M7: 3,234,904 km (0.051 R)
• M8: 3,471,419 km (0.051 R)
• M9: 3,719,452 km (0.106 R)
• M10: 5,140,482 km (0.103 R)
• M11: 6,237,633 km (0.115 R)
• M12: 8,055,696 km (0.052 R)
• M13: 9,586,531 km (0.092 R)
• M14: 10,199,433 km (0.119 R)
• M15: 13,737,872 km (0.105 R)
• M16: 14,675,402 km (0.027 R)
• M17: 15,241,629 km (0.085 R)
• M18: 17,834,011 km (0.098 R)
• M19: 19,329,840 km (0.111 R)
• M20: 21,212,529 km (0.093 R)
• M21: 23,650,825 km (0.098 R)
• M22: 25,800,995 km (0.06 R)
• M23: 31,538,971 km (0.088 R)
• M24: 34,702,816 km (0.063 R)
• M25: 37,770,620 km (0.092 R)
• M26: 38,832,017 km (0.079 R)
• M27: 39,293,078 km (0.066 R)
• M28: 44,943,389 km (0.094 R)
• M29: 59,840,345 km (0.101 R)
• M30: 61,906,292 km (0.103 R)
• M31: 62,115,429 km (0.07 R)
• M32: 65,743,926 km (0.047 R)
• M33: 65,961,591 km (0.092 R)
• M34: 87,853,893 km (0.089 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 16,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit