🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.51 AU - 0.63 AU

Year: 192 Days

Day: 18.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.59 AU - 0.89 AU

Year: 284 Days

Day: 29.7 Hours

Environment

Temp: -27 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.7

Radius: 12.5

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.45 AU - 3.37 AU

Year: 2215 Days

Day: 7.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,070,851 km

• M1: 155,582 km (0.029 R)
• M2: 582,684 km (0.077 R)
• M3: 999,912 km (0.064 R)
• M4: 1,560,156 km (0.113 R)
• M5: 2,168,720 km (0.114 R)
• M6: 3,171,774 km (0.111 R)
• M7: 3,991,870 km (0.062 R)
• M8: 4,844,428 km (0.105 R)
• M9: 6,598,912 km (0.091 R)
• M10: 7,259,536 km (0.107 R)
• M11: 8,407,999 km (0.12 R)
• M12: 9,057,553 km (0.103 R)
• M13: 9,840,698 km (0.111 R)
• M14: 10,457,340 km (0.06 R)
• M15: 10,954,454 km (0.063 R)
• M16: 11,504,824 km (0.075 R)
• M17: 11,996,552 km (0.109 R)
• M18: 12,581,331 km (0.098 R)
• M19: 13,681,922 km (0.102 R)
• M20: 14,625,286 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.1

Radius: 10.5

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.42 AU - 3.62 AU

Year: 2342 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,070,851 km

• M1: 130,599 km (0.068 R)
• M2: 525,986 km (0.115 R)
• M3: 977,622 km (0.062 R)
• M4: 1,376,300 km (0.071 R)
• M5: 1,705,117 km (0.096 R)
• M6: 2,158,398 km (0.117 R)
• M7: 3,119,714 km (0.045 R)
• M8: 3,785,425 km (0.102 R)
• M9: 4,624,369 km (0.08 R)
• M10: 5,219,919 km (0.069 R)
• M11: 5,770,588 km (0.082 R)
• M12: 6,183,628 km (0.078 R)
• M13: 6,512,893 km (0.059 R)
• M14: 6,960,939 km (0.09 R)
• M15: 7,345,405 km (0.062 R)
• M16: 8,217,411 km (0.078 R)
• M17: 8,772,718 km (0.073 R)
• M18: 10,341,551 km (0.102 R)
• M19: 11,511,556 km (0.037 R)
• M20: 12,686,647 km (0.085 R)
• M21: 13,095,648 km (0.102 R)
• M22: 14,508,151 km (0.088 R)
• M23: 15,137,061 km (0.084 R)
• M24: 15,550,848 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.2

Radius: 7.4

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.31 AU - 12.6 AU

Year: 17289 Days

Day: 24.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 32,070,851 km

• M1: 92,003 km (0.116 R)
• M2: 548,575 km (0.118 R)
• M3: 796,309 km (0.09 R)
• M4: 1,300,753 km (0.079 R)
• M5: 1,656,796 km (0.118 R)
• M6: 2,632,175 km (0.12 R)
• M7: 3,256,746 km (0.066 R)
• M8: 4,310,513 km (0.116 R)
• M9: 4,796,706 km (0.083 R)
• M10: 5,211,691 km (0.119 R)
• M11: 6,034,329 km (0.09 R)
• M12: 6,313,479 km (0.066 R)
• M13: 9,599,695 km (0.099 R)
• M14: 12,610,652 km (0.117 R)
• M15: 13,535,915 km (0.089 R)
• M16: 16,973,823 km (0.11 R)
• M17: 18,183,172 km (0.045 R)
• M18: 20,952,977 km (0.079 R)
• M19: 21,226,292 km (0.048 R)
• M20: 25,101,176 km (0.074 R)
• M21: 26,033,769 km (0.06 R)
• M22: 31,401,042 km (0.115 R)
• M23: 32,361,759 km (0.057 R)
• M24: 33,590,257 km (0.115 R)
• M25: 40,201,735 km (0.073 R)
• M26: 44,407,829 km (0.108 R)
• M27: 49,379,116 km (0.109 R)
• M28: 50,187,991 km (0.069 R)
• M29: 52,667,576 km (0.115 R)
• M30: 53,004,171 km (0.102 R)
• M31: 54,193,923 km (0.104 R)
• M32: 55,924,022 km (0.1 R)
• M33: 60,042,751 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.7

Radius: 6.1

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.56 AU - 14.86 AU

Year: 21424 Days

Day: 21 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,070,851 km

• M1: 80,932 km (0.06 R)
• M2: 275,110 km (0.108 R)
• M3: 558,000 km (0.118 R)
• M4: 755,918 km (0.118 R)
• M5: 957,127 km (0.08 R)
• M6: 1,194,539 km (0.103 R)
• M7: 1,412,653 km (0.101 R)
• M8: 2,601,956 km (0.113 R)
• M9: 2,838,620 km (0.057 R)
• M10: 4,574,553 km (0.104 R)
• M11: 5,030,378 km (0.087 R)
• M12: 5,312,370 km (0.103 R)
• M13: 6,063,650 km (0.084 R)
• M14: 6,286,252 km (0.093 R)
• M15: 7,056,083 km (0.073 R)
• M16: 8,306,871 km (0.087 R)
• M17: 11,820,027 km (0.1 R)
• M18: 12,067,761 km (0.078 R)
• M19: 14,456,241 km (0.082 R)
• M20: 20,568,810 km (0.086 R)
• M21: 22,103,235 km (0.084 R)
• M22: 23,322,607 km (0.112 R)
• M23: 28,118,416 km (0.071 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 11,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit