🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.56 AU - 0.66 AU

Year: 179 Days

Day: 38.5 Hours

Environment

Temp: 194 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.85 AU - 1.03 AU

Year: 343 Days

Day: 30.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 43.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,602,431 km

• M1: 615,146 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.42 AU - 3.72 AU

Year: 2026 Days

Day: 29.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432

Radius: 12

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.44 AU - 4.7 AU

Year: 3680 Days

Day: 5.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,602,431 km

• M1: 149,747 km (0.086 R)
• M2: 829,670 km (0.111 R)
• M3: 1,781,112 km (0.1 R)
• M4: 3,147,838 km (0.114 R)
• M5: 4,699,468 km (0.109 R)
• M6: 5,695,789 km (0.065 R)
• M7: 6,258,128 km (0.068 R)
• M8: 7,619,768 km (0.099 R)
• M9: 9,387,117 km (0.039 R)
• M10: 9,906,371 km (0.092 R)
• M11: 10,523,313 km (0.118 R)
• M12: 11,165,536 km (0.088 R)
• M13: 11,622,259 km (0.114 R)
• M14: 12,484,541 km (0.044 R)
• M15: 14,976,093 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 10.2

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.46 AU - 7.88 AU

Year: 7233 Days

Day: 7.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,602,431 km

• M1: 127,158 km (0.057 R)
• M2: 549,772 km (0.086 R)
• M3: 889,509 km (0.102 R)
• M4: 1,351,467 km (0.056 R)
• M5: 1,735,784 km (0.042 R)
• M6: 3,396,620 km (0.083 R)
• M7: 3,793,204 km (0.109 R)
• M8: 4,194,724 km (0.063 R)
• M9: 5,509,839 km (0.089 R)
• M10: 5,828,782 km (0.109 R)
• M11: 6,160,291 km (0.086 R)
• M12: 6,752,698 km (0.086 R)
• M13: 7,614,382 km (0.112 R)
• M14: 8,051,507 km (0.037 R)
• M15: 8,889,554 km (0.11 R)
• M16: 10,445,971 km (0.082 R)
• M17: 11,288,955 km (0.117 R)
• M18: 14,268,795 km (0.097 R)
• M19: 15,243,724 km (0.113 R)
• M20: 16,132,784 km (0.106 R)
• M21: 26,918,342 km (0.095 R)
• M22: 27,654,812 km (0.027 R)
• M23: 28,975,911 km (0.113 R)
• M24: 30,735,780 km (0.052 R)
• M25: 31,136,254 km (0.097 R)
• M26: 34,574,910 km (0.072 R)
• M27: 37,229,375 km (0.099 R)
• M28: 37,570,458 km (0.114 R)
• M29: 39,189,855 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.8

Radius: 12.1

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.05 AU - 9.67 AU

Year: 8302 Days

Day: 13.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,602,431 km

• M1: 150,645 km (0.092 R)
• M2: 564,582 km (0.102 R)
• M3: 966,103 km (0.119 R)
• M4: 1,354,459 km (0.087 R)
• M5: 2,100,354 km (0.107 R)
• M6: 2,872,578 km (0.074 R)
• M7: 4,772,322 km (0.105 R)
• M8: 5,379,689 km (0.095 R)
• M9: 6,281,016 km (0.108 R)
• M10: 7,397,615 km (0.104 R)
• M11: 8,086,662 km (0.076 R)
• M12: 8,598,586 km (0.101 R)
• M13: 10,462,875 km (0.045 R)
• M14: 11,543,121 km (0.118 R)
• M15: 12,082,870 km (0.065 R)
• M16: 13,271,575 km (0.106 R)
• M17: 15,946,385 km (0.101 R)
• M18: 17,586,277 km (0.084 R)
• M19: 18,666,822 km (0.096 R)
• M20: 29,453,726 km (0.082 R)
• M21: 30,157,884 km (0.107 R)
• M22: 33,629,153 km (0.085 R)
• M23: 35,971,855 km (0.112 R)
• M24: 39,141,086 km (0.026 R)
• M25: 40,979,943 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.3

Radius: 12.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.58 AU - 12.5 AU

Year: 13819 Days

Day: 14.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,602,431 km

• M1: 156,629 km (0.049 R)
• M2: 571,015 km (0.04 R)
• M3: 1,031,926 km (0.063 R)
• M4: 2,895,317 km (0.071 R)
• M5: 3,632,685 km (0.061 R)
• M6: 7,577,731 km (0.071 R)
• M7: 9,467,002 km (0.074 R)
• M8: 10,114,162 km (0.084 R)
• M9: 12,450,582 km (0.029 R)
• M10: 16,731,325 km (0.092 R)
• M11: 22,548,588 km (0.049 R)
• M12: 23,203,976 km (0.034 R)
• M13: 24,295,891 km (0.1 R)
• M14: 25,421,914 km (0.086 R)
• M15: 29,201,205 km (0.11 R)
• M16: 31,885,141 km (0.102 R)
• M17: 32,919,759 km (0.119 R)
• M18: 33,869,856 km (0.112 R)
• M19: 34,513,276 km (0.095 R)
• M20: 38,084,028 km (0.105 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: 399 - 14,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit