🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.58 AU - 4.2 AU

Year: 2722 Days

Day: 46.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.6

Radius: 12.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.97 AU - 6.03 AU

Year: 4576 Days

Day: 5.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,848,839 km

• M1: 244,892 km (0.045 R)
• M2: 1,172,099 km (0.081 R)
• M3: 1,652,308 km (0.114 R)
• M4: 2,107,385 km (0.099 R)
• M5: 3,237,148 km (0.12 R)
• M6: 4,568,869 km (0.069 R)
• M7: 7,288,707 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.9

Radius: 9.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.99 AU - 12.31 AU

Year: 15025 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,848,839 km

• M1: 122,670 km (0.083 R)
• M2: 531,970 km (0.099 R)
• M3: 1,223,262 km (0.119 R)
• M4: 1,657,395 km (0.116 R)
• M5: 2,104,692 km (0.055 R)
• M6: 2,491,852 km (0.106 R)
• M7: 3,921,559 km (0.058 R)
• M8: 4,721,458 km (0.093 R)
• M9: 5,160,379 km (0.09 R)
• M10: 5,558,010 km (0.082 R)
• M11: 6,566,150 km (0.064 R)
• M12: 7,154,219 km (0.046 R)
• M13: 9,467,600 km (0.105 R)
• M14: 9,863,137 km (0.083 R)
• M15: 11,445,883 km (0.099 R)
• M16: 14,974,298 km (0.05 R)
• M17: 16,768,725 km (0.079 R)
• M18: 17,422,018 km (0.113 R)
• M19: 17,941,871 km (0.103 R)
• M20: 18,395,452 km (0.106 R)
• M21: 20,287,266 km (0.105 R)
• M22: 21,960,070 km (0.094 R)
• M23: 31,611,825 km (0.056 R)
• M24: 33,512,017 km (0.055 R)
• M25: 40,051,838 km (0.099 R)
• M26: 40,697,203 km (0.089 R)
• M27: 44,716,449 km (0.111 R)
• M28: 47,107,472 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.4

Radius: 4

Gravity: 32.9 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.71 AU - 15.43 AU

Year: 20754 Days

Day: 22.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,848,839 km

• M1: 98,435 km (0.044 R)
• M2: 305,479 km (0.043 R)
• M3: 692,189 km (0.108 R)
• M4: 907,012 km (0.068 R)
• M5: 2,115,314 km (0.095 R)
• M6: 3,436,113 km (0.102 R)
• M7: 6,818,372 km (0.046 R)
• M8: 7,134,921 km (0.12 R)
• M9: 9,743,609 km (0.084 R)
• M10: 18,850,977 km (0.117 R)
• M11: 23,602,654 km (0.12 R)
• M12: 25,815,955 km (0.083 R)
• M13: 26,252,631 km (0.11 R)
• M14: 31,139,545 km (0.099 R)
• M15: 43,426,915 km (0.053 R)
• M16: 50,374,390 km (0.084 R)
• M17: 58,026,770 km (0.108 R)
• M18: 59,720,816 km (0.11 R)
• M19: 68,896,252 km (0.119 R)
• M20: 69,105,540 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.2

Radius: 4.4

Gravity: 23.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.39 AU - 20.69 AU

Year: 24954 Days

Day: 17.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,848,839 km

• M1: 97,089 km (0.11 R)
• M2: 289,173 km (0.061 R)
• M3: 679,174 km (0.067 R)
• M4: 840,441 km (0.08 R)
• M5: 1,797,718 km (0.101 R)
• M6: 2,279,722 km (0.08 R)
• M7: 2,574,579 km (0.033 R)
• M8: 4,109,902 km (0.074 R)
• M9: 5,511,335 km (0.109 R)
• M10: 5,957,885 km (0.116 R)
• M11: 7,015,542 km (0.066 R)
• M12: 8,612,499 km (0.049 R)
• M13: 9,213,134 km (0.038 R)
• M14: 10,743,072 km (0.032 R)
• M15: 11,764,377 km (0.056 R)
• M16: 12,918,823 km (0.032 R)
• M17: 16,171,679 km (0.082 R)
• M18: 27,577,919 km (0.097 R)
• M19: 32,366,995 km (0.118 R)
• M20: 35,573,775 km (0.091 R)
• M21: 58,003,882 km (0.116 R)
• M22: 70,673,774 km (0.089 R)
• M23: 71,769,130 km (0.095 R)
• M24: 75,350,503 km (0.116 R)

Asteroid Belt

Center: 17.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.9

Radius: 4.5

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 13.65 AU - 21.99 AU

Year: 26687 Days

Day: 17.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 64.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,848,839 km

• M1: 55,950 km (0.076 R)
• M2: 259,552 km (0.095 R)
• M3: 499,806 km (0.109 R)
• M4: 776,862 km (0.119 R)
• M5: 1,506,600 km (0.053 R)
• M6: 2,567,099 km (0.105 R)
• M7: 5,902,234 km (0.096 R)
• M8: 9,665,967 km (0.071 R)
• M9: 9,943,770 km (0.105 R)
• M10: 14,920,443 km (0.077 R)
• M11: 21,057,845 km (0.072 R)
• M12: 21,998,068 km (0.069 R)
• M13: 23,162,837 km (0.072 R)
• M14: 27,452,556 km (0.111 R)
• M15: 30,549,082 km (0.084 R)
• M16: 32,489,815 km (0.059 R)
• M17: 34,253,873 km (0.047 R)
• M18: 35,159,539 km (0.117 R)
• M19: 37,834,648 km (0.087 R)
• M20: 39,221,719 km (0.114 R)
• M21: 41,075,087 km (0.103 R)
• M22: 46,353,648 km (0.066 R)
• M23: 50,888,558 km (0.112 R)
• M24: 63,888,015 km (0.087 R)
• M25: 65,851,935 km (0.038 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 15,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit