🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.5 AU - 0.7 AU

Year: 179 Days

Day: 41.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.63 AU - 0.97 AU

Year: 275 Days

Day: 29.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 18.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,300,882 km

• M1: 23,636 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.68 AU - 1.12 AU

Year: 329 Days

Day: 44 Hours

Environment

Temp: 22 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.88 AU - 2.64 AU

Year: 1308 Days

Day: 47.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,300,882 km

• M1: 841,039 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.4 AU - 4.4 AU

Year: 2965 Days

Day: 18.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.5

Radius: 9.3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.24 AU - 7.52 AU

Year: 6204 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,300,882 km

• M1: 118,033 km (0.115 R)
• M2: 489,335 km (0.085 R)
• M3: 934,388 km (0.109 R)
• M4: 1,773,632 km (0.063 R)
• M5: 2,405,384 km (0.117 R)
• M6: 2,800,023 km (0.091 R)
• M7: 3,574,492 km (0.115 R)
• M8: 4,000,995 km (0.053 R)
• M9: 4,319,639 km (0.088 R)
• M10: 4,982,207 km (0.116 R)
• M11: 5,911,360 km (0.088 R)
• M12: 7,756,350 km (0.102 R)
• M13: 9,711,595 km (0.082 R)
• M14: 13,784,995 km (0.031 R)
• M15: 16,685,847 km (0.092 R)
• M16: 19,449,070 km (0.062 R)
• M17: 20,168,187 km (0.064 R)
• M18: 22,361,441 km (0.054 R)
• M19: 25,013,512 km (0.096 R)
• M20: 26,256,969 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 12.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.92 AU - 7.58 AU

Year: 7516 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,300,882 km

• M1: 159,172 km (0.087 R)
• M2: 633,098 km (0.067 R)
• M3: 1,140,235 km (0.034 R)
• M4: 1,652,907 km (0.119 R)
• M5: 3,158,310 km (0.078 R)
• M6: 5,097,996 km (0.097 R)
• M7: 7,203,287 km (0.052 R)
• M8: 8,395,881 km (0.065 R)
• M9: 9,480,316 km (0.077 R)
• M10: 9,995,831 km (0.066 R)
• M11: 13,052,564 km (0.115 R)
• M12: 13,492,681 km (0.118 R)
• M13: 14,094,812 km (0.109 R)
• M14: 19,135,961 km (0.064 R)
• M15: 20,219,349 km (0.081 R)
• M16: 21,142,069 km (0.047 R)
• M17: 22,299,956 km (0.111 R)
• M18: 24,741,992 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.9

Radius: 6.8

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.65 AU - 15.67 AU

Year: 18380 Days

Day: 21.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,300,882 km

• M1: 84,523 km (0.025 R)
• M2: 300,841 km (0.093 R)
• M3: 536,458 km (0.11 R)
• M4: 814,411 km (0.109 R)
• M5: 1,037,162 km (0.12 R)
• M6: 1,421,778 km (0.081 R)
• M7: 2,907,135 km (0.12 R)
• M8: 3,726,932 km (0.052 R)
• M9: 5,047,731 km (0.071 R)
• M10: 5,526,594 km (0.088 R)
• M11: 7,062,515 km (0.072 R)
• M12: 7,357,822 km (0.11 R)
• M13: 7,661,505 km (0.066 R)
• M14: 10,079,306 km (0.092 R)
• M15: 10,949,517 km (0.078 R)
• M16: 15,142,446 km (0.079 R)
• M17: 16,136,374 km (0.075 R)
• M18: 20,042,524 km (0.084 R)
• M19: 21,590,264 km (0.107 R)
• M20: 24,825,019 km (0.119 R)
• M21: 25,607,266 km (0.066 R)
• M22: 29,657,479 km (0.079 R)
• M23: 34,838,203 km (0.117 R)
• M24: 38,738,369 km (0.086 R)
• M25: 39,261,812 km (0.113 R)
• M26: 42,364,023 km (0.085 R)
• M27: 43,903,833 km (0.095 R)
• M28: 45,625,855 km (0.064 R)
• M29: 51,375,200 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.2

Radius: 5.6

Gravity: 18.79 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 12.55 AU - 16.81 AU

Year: 21655 Days

Day: 24 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,300,882 km

• M1: 70,161 km (0.039 R)
• M2: 306,825 km (0.12 R)
• M3: 688,749 km (0.11 R)
• M4: 870,360 km (0.051 R)
• M5: 2,046,648 km (0.085 R)
• M6: 3,366,102 km (0.048 R)
• M7: 3,567,311 km (0.09 R)
• M8: 4,661,470 km (0.111 R)
• M9: 5,285,293 km (0.06 R)
• M10: 5,839,403 km (0.095 R)
• M11: 6,607,738 km (0.087 R)
• M12: 8,552,959 km (0.105 R)
• M13: 10,665,131 km (0.041 R)
• M14: 11,037,630 km (0.071 R)
• M15: 12,961,309 km (0.1 R)
• M16: 17,543,492 km (0.086 R)
• M17: 18,591,575 km (0.1 R)
• M18: 19,866,448 km (0.118 R)
• M19: 23,618,661 km (0.101 R)
• M20: 25,003,639 km (0.115 R)
• M21: 26,217,027 km (0.099 R)
• M22: 28,051,246 km (0.12 R)
• M23: 29,119,674 km (0.056 R)
• M24: 34,466,452 km (0.109 R)
• M25: 36,524,320 km (0.106 R)
• M26: 41,947,542 km (0.114 R)
• M27: 47,216,379 km (0.098 R)
• M28: 48,556,926 km (0.064 R)
• M29: 59,429,998 km (0.096 R)
• M30: 60,795,228 km (0.116 R)
• M31: 67,936,582 km (0.091 R)
• M32: 68,573,420 km (0.08 R)
• M33: 69,000,372 km (0.107 R)
• M34: 72,478,822 km (0.084 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 19,739 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit