🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.54 AU - 0.88 AU

Year: 269 Days

Day: 46.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,146,337 km

• M1: 99,034 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.69 AU - 0.81 AU

Year: 292 Days

Day: 30.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,146,337 km

• M1: 42,336 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.2 AU - 1.42 AU

Year: 674 Days

Day: 47.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,146,337 km

• M1: 26,479 km (0.102 R)

Asteroid Belt

Center: 1.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.2

Radius: 11.7

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.91 AU - 2.83 AU

Year: 1640 Days

Day: 12.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,146,337 km

• M1: 145,559 km (0.072 R)
• M2: 617,839 km (0.113 R)
• M3: 1,083,238 km (0.091 R)
• M4: 1,735,036 km (0.116 R)
• M5: 2,128,927 km (0.114 R)
• M6: 2,686,927 km (0.087 R)
• M7: 3,073,189 km (0.114 R)
• M8: 4,045,725 km (0.081 R)
• M9: 4,575,152 km (0.085 R)
• M10: 5,212,738 km (0.088 R)
• M11: 5,773,730 km (0.072 R)
• M12: 6,161,936 km (0.091 R)
• M13: 6,567,795 km (0.118 R)
• M14: 9,609,718 km (0.107 R)
• M15: 9,993,736 km (0.069 R)
• M16: 10,521,817 km (0.084 R)
• M17: 12,708,040 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.5

Radius: 4.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 13.44 AU - 15.24 AU

Year: 24414 Days

Day: 22.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,146,337 km

• M1: 140,921 km (0.057 R)
• M2: 994,078 km (0.056 R)
• M3: 1,735,784 km (0.105 R)
• M4: 2,873,177 km (0.097 R)
• M5: 3,411,280 km (0.085 R)
• M6: 3,913,181 km (0.108 R)
• M7: 4,142,664 km (0.111 R)
• M8: 6,419,544 km (0.087 R)
• M9: 10,739,631 km (0.11 R)
• M10: 12,562,032 km (0.107 R)
• M11: 14,160,934 km (0.114 R)
• M12: 14,340,003 km (0.116 R)
• M13: 14,641,592 km (0.083 R)
• M14: 15,071,088 km (0.118 R)
• M15: 20,667,993 km (0.059 R)
• M16: 23,882,402 km (0.093 R)
• M17: 25,519,751 km (0.094 R)
• M18: 28,444,090 km (0.108 R)
• M19: 31,078,958 km (0.113 R)
• M20: 32,197,501 km (0.086 R)
• M21: 35,713,948 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.2

Radius: 7.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.06 AU - 14.92 AU

Year: 24798 Days

Day: 15.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,146,337 km

• M1: 95,294 km (0.098 R)
• M2: 431,291 km (0.117 R)
• M3: 1,371,064 km (0.098 R)
• M4: 1,709,305 km (0.118 R)
• M5: 2,176,649 km (0.053 R)
• M6: 2,430,666 km (0.048 R)
• M7: 7,584,014 km (0.073 R)
• M8: 8,453,177 km (0.062 R)
• M9: 8,887,310 km (0.064 R)
• M10: 11,692,420 km (0.097 R)
• M11: 12,724,346 km (0.067 R)
• M12: 13,684,316 km (0.114 R)
• M13: 14,554,526 km (0.036 R)
• M14: 16,928,794 km (0.081 R)
• M15: 18,972,451 km (0.057 R)
• M16: 22,888,624 km (0.101 R)
• M17: 24,887,999 km (0.051 R)
• M18: 25,779,453 km (0.071 R)
• M19: 26,897,548 km (0.098 R)
• M20: 30,670,555 km (0.102 R)
• M21: 34,659,583 km (0.092 R)
• M22: 42,799,502 km (0.06 R)
• M23: 45,821,678 km (0.067 R)
• M24: 48,065,347 km (0.073 R)
• M25: 48,675,856 km (0.086 R)
• M26: 51,646,570 km (0.033 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.7

Radius: 4.5

Gravity: 25.42 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.58 AU - 17.92 AU

Year: 25469 Days

Day: 24.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,146,337 km

• M1: 97,538 km (0.1 R)
• M2: 260,300 km (0.114 R)
• M3: 621,878 km (0.113 R)
• M4: 1,619,247 km (0.101 R)
• M5: 1,975,889 km (0.076 R)
• M6: 2,667,629 km (0.075 R)
• M7: 2,974,454 km (0.072 R)
• M8: 3,136,619 km (0.072 R)
• M9: 3,361,913 km (0.116 R)
• M10: 7,358,270 km (0.086 R)
• M11: 13,790,081 km (0.088 R)
• M12: 13,939,679 km (0.112 R)
• M13: 14,394,906 km (0.081 R)
• M14: 14,626,034 km (0.037 R)
• M15: 19,039,171 km (0.109 R)
• M16: 25,367,311 km (0.114 R)
• M17: 29,369,353 km (0.086 R)
• M18: 38,744,203 km (0.094 R)
• M19: 39,642,837 km (0.096 R)
• M20: 49,930,982 km (0.119 R)
• M21: 50,107,208 km (0.111 R)
• M22: 53,719,698 km (0.075 R)
• M23: 58,084,066 km (0.096 R)
• M24: 59,854,407 km (0.079 R)
• M25: 69,686,129 km (0.083 R)
• M26: 77,432,905 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.3

Radius: 7.7

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.81 AU - 16.03 AU

Year: 28558 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,146,337 km

• M1: 131,796 km (0.109 R)
• M2: 745,895 km (0.094 R)
• M3: 1,357,900 km (0.113 R)
• M4: 1,625,082 km (0.074 R)
• M5: 1,907,672 km (0.066 R)
• M6: 4,754,370 km (0.03 R)
• M7: 7,578,479 km (0.116 R)
• M8: 8,156,525 km (0.068 R)
• M9: 9,165,413 km (0.108 R)
• M10: 12,762,045 km (0.105 R)
• M11: 17,741,559 km (0.074 R)
• M12: 18,478,030 km (0.032 R)
• M13: 37,513,910 km (0.113 R)
• M14: 44,503,272 km (0.042 R)
• M15: 47,596,358 km (0.109 R)
• M16: 76,445,559 km (0.06 R)
• M17: 83,653,185 km (0.102 R)
• M18: 85,458,382 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 19,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit