🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.5 AU - 0.64 AU

Year: 164 Days

Day: 17.7 Hours

Environment

Temp: 162 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,437,648 km

• M1: 25,880 km (0.054 R)
• M2: 192,532 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.6 AU - 0.76 AU

Year: 214 Days

Day: 13.1 Hours

Environment

Temp: 134 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,437,648 km

• M1: 11,669 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.71 AU - 0.85 AU

Year: 262 Days

Day: 35.9 Hours

Environment

Temp: 169 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.73 AU - 0.97 AU

Year: 298 Days

Day: 21 Hours

Environment

Temp: 28 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.85 AU - 1.19 AU

Year: 392 Days

Day: 38.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 89,437,648 km

• M1: 291,267 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.52 AU - 1.72 AU

Year: 785 Days

Day: 17 Hours

Environment

Temp: -68 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.3

Radius: 11.2

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.61 AU - 6.17 AU

Year: 5443 Days

Day: 7 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,437,648 km

• M1: 139,425 km (0.065 R)
• M2: 522,545 km (0.113 R)
• M3: 916,586 km (0.046 R)
• M4: 1,319,752 km (0.062 R)
• M5: 2,331,333 km (0.088 R)
• M6: 2,885,893 km (0.037 R)
• M7: 3,504,929 km (0.051 R)
• M8: 4,135,932 km (0.107 R)
• M9: 5,655,548 km (0.106 R)
• M10: 6,063,650 km (0.104 R)
• M11: 6,974,402 km (0.062 R)
• M12: 8,691,935 km (0.096 R)
• M13: 12,001,340 km (0.103 R)
• M14: 12,571,906 km (0.064 R)
• M15: 13,160,424 km (0.113 R)
• M16: 13,711,393 km (0.114 R)
• M17: 15,946,235 km (0.088 R)
• M18: 16,956,320 km (0.088 R)
• M19: 17,411,397 km (0.077 R)
• M20: 19,103,648 km (0.115 R)
• M21: 19,953,663 km (0.088 R)
• M22: 22,733,940 km (0.051 R)
• M23: 24,752,613 km (0.111 R)
• M24: 25,762,848 km (0.099 R)
• M25: 26,538,363 km (0.118 R)
• M26: 31,718,040 km (0.087 R)
• M27: 33,414,779 km (0.078 R)
• M28: 35,066,190 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.9

Radius: 12.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 8.45 AU - 11.11 AU

Year: 11647 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,437,648 km

• M1: 155,881 km (0.035 R)
• M2: 581,487 km (0.115 R)
• M3: 1,135,448 km (0.047 R)
• M4: 1,681,480 km (0.093 R)
• M5: 2,122,195 km (0.057 R)
• M6: 4,661,619 km (0.115 R)
• M7: 6,498,681 km (0.094 R)
• M8: 6,933,712 km (0.081 R)
• M9: 7,862,565 km (0.081 R)
• M10: 8,449,288 km (0.12 R)
• M11: 10,019,018 km (0.047 R)
• M12: 12,067,312 km (0.071 R)
• M13: 14,917,750 km (0.05 R)
• M14: 16,976,516 km (0.078 R)
• M15: 18,581,103 km (0.112 R)
• M16: 18,977,687 km (0.057 R)
• M17: 20,201,248 km (0.114 R)
• M18: 20,620,570 km (0.092 R)
• M19: 24,661,059 km (0.1 R)
• M20: 26,515,175 km (0.103 R)
• M21: 26,917,145 km (0.073 R)
• M22: 34,626,970 km (0.105 R)
• M23: 35,714,248 km (0.056 R)
• M24: 36,824,114 km (0.092 R)
• M25: 44,534,837 km (0.118 R)
• M26: 45,964,843 km (0.042 R)
• M27: 52,938,946 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.9

Radius: 6.3

Gravity: 23 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.08 AU - 15.88 AU

Year: 22078 Days

Day: 22.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,437,648 km

• M1: 80,035 km (0.069 R)
• M2: 334,202 km (0.072 R)
• M3: 590,912 km (0.112 R)
• M4: 825,930 km (0.074 R)
• M5: 1,137,393 km (0.108 R)
• M6: 1,457,831 km (0.117 R)
• M7: 2,082,253 km (0.098 R)
• M8: 3,528,864 km (0.118 R)
• M9: 4,178,418 km (0.102 R)
• M10: 4,388,005 km (0.117 R)
• M11: 4,828,421 km (0.119 R)
• M12: 5,217,675 km (0.047 R)
• M13: 5,543,798 km (0.052 R)
• M14: 6,651,570 km (0.109 R)
• M15: 6,938,050 km (0.042 R)
• M16: 8,551,313 km (0.044 R)
• M17: 12,001,788 km (0.086 R)
• M18: 12,498,603 km (0.117 R)
• M19: 16,453,522 km (0.06 R)
• M20: 18,060,053 km (0.111 R)
• M21: 20,561,330 km (0.085 R)
• M22: 22,528,991 km (0.1 R)
• M23: 28,175,712 km (0.059 R)
• M24: 29,052,505 km (0.036 R)
• M25: 33,850,109 km (0.119 R)
• M26: 35,415,202 km (0.109 R)
• M27: 40,398,905 km (0.108 R)
• M28: 49,168,183 km (0.05 R)
• M29: 49,890,890 km (0.12 R)
• M30: 52,853,077 km (0.085 R)
• M31: 54,762,694 km (0.111 R)
• M32: 55,930,306 km (0.076 R)
• M33: 57,313,338 km (0.116 R)
• M34: 71,955,080 km (0.081 R)
• M35: 77,420,937 km (0.071 R)
• M36: 81,382,139 km (0.079 R)
• M37: 83,668,743 km (0.104 R)
• M38: 84,698,574 km (0.107 R)
• M39: 89,437,685 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit