🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.63 AU - 0.69 AU

Year: 228 Days

Day: 12.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.71 AU - 0.85 AU

Year: 292 Days

Day: 46.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 14.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.25 AU - 4.75 AU

Year: 3397 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 22,593,708 km

• M1: 181,013 km (0.104 R)
• M2: 327,320 km (0.11 R)
• M3: 500,405 km (0.048 R)
• M4: 598,242 km (0.104 R)
• M5: 798,254 km (0.06 R)
• M6: 938,577 km (0.102 R)
• M7: 1,132,456 km (0.057 R)
• M8: 1,304,942 km (0.103 R)
• M9: 1,400,685 km (0.032 R)
• M10: 1,523,954 km (0.115 R)
• M11: 1,690,157 km (0.113 R)
• M12: 1,808,937 km (0.102 R)
• M13: 1,944,324 km (0.068 R)
• M14: 2,125,636 km (0.102 R)
• M15: 2,240,079 km (0.117 R)
• M16: 2,341,955 km (0.093 R)
• M17: 2,688,274 km (0.08 R)
• M18: 2,923,142 km (0.12 R)
• M19: 3,083,661 km (0.079 R)
• M20: 3,181,348 km (0.067 R)
• M21: 3,313,294 km (0.118 R)
• M22: 3,430,279 km (0.054 R)
• M23: 3,912,433 km (0.115 R)
• M24: 4,036,300 km (0.104 R)
• M25: 4,215,818 km (0.046 R)
• M26: 4,416,129 km (0.077 R)
• M27: 4,582,632 km (0.058 R)
• M28: 4,807,776 km (0.04 R)
• M29: 4,940,769 km (0.062 R)
• M30: 5,094,406 km (0.032 R)
• M31: 5,288,584 km (0.078 R)
• M32: 5,505,202 km (0.1 R)
• M33: 6,359,256 km (0.039 R)
• M34: 6,780,523 km (0.112 R)
• M35: 7,124,150 km (0.096 R)
• M36: 7,363,656 km (0.101 R)
• M37: 7,583,864 km (0.11 R)
• M38: 8,532,315 km (0.026 R)
• M39: 8,926,954 km (0.112 R)
• M40: 9,351,213 km (0.097 R)
• M41: 9,830,674 km (0.087 R)
• M42: 10,122,091 km (0.078 R)
• M43: 10,490,401 km (0.078 R)
• M44: 10,614,268 km (0.085 R)
• M45: 10,838,366 km (0.077 R)
• M46: 10,963,430 km (0.069 R)
• M47: 11,215,203 km (0.051 R)
• M48: 11,878,819 km (0.108 R)
• M49: 12,137,474 km (0.116 R)
• M50: 12,871,700 km (0.075 R)
• M51: 13,057,501 km (0.073 R)
• M52: 13,217,421 km (0.081 R)
• M53: 13,458,572 km (0.081 R)
• M54: 13,674,293 km (0.113 R)
• M55: 14,658,796 km (0.118 R)
• M56: 14,825,149 km (0.049 R)
• M57: 15,271,699 km (0.025 R)
• M58: 15,921,552 km (0.117 R)
• M59: 16,292,854 km (0.09 R)
• M60: 16,753,765 km (0.047 R)
• M61: 17,836,105 km (0.113 R)
• M62: 18,162,229 km (0.075 R)
• M63: 18,400,688 km (0.07 R)
• M64: 18,520,366 km (0.088 R)
• M65: 18,610,274 km (0.062 R)
• M66: 18,790,390 km (0.094 R)
• M67: 19,001,323 km (0.108 R)
• M68: 19,456,101 km (0.107 R)
• M69: 20,314,643 km (0.067 R)
• M70: 20,438,360 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.9

Radius: 13.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.59 AU - 4.57 AU

Year: 3499 Days

Day: 6.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 22,593,708 km

• M1: 206,595 km (0.081 R)
• M2: 750,832 km (0.096 R)
• M3: 906,862 km (0.106 R)
• M4: 1,144,723 km (0.094 R)
• M5: 1,253,331 km (0.108 R)
• M6: 1,534,126 km (0.032 R)
• M7: 1,627,774 km (0.112 R)
• M8: 1,935,647 km (0.108 R)
• M9: 2,126,534 km (0.092 R)
• M10: 2,385,787 km (0.106 R)
• M11: 2,495,592 km (0.108 R)
• M12: 2,623,199 km (0.048 R)
• M13: 2,935,409 km (0.028 R)
• M14: 3,087,550 km (0.091 R)
• M15: 3,207,678 km (0.026 R)
• M16: 3,542,029 km (0.062 R)
• M17: 3,980,500 km (0.091 R)
• M18: 4,378,580 km (0.116 R)
• M19: 4,670,894 km (0.111 R)
• M20: 4,809,422 km (0.114 R)
• M21: 5,070,620 km (0.106 R)
• M22: 5,233,682 km (0.061 R)
• M23: 5,585,984 km (0.026 R)
• M24: 5,733,338 km (0.069 R)
• M25: 5,882,039 km (0.089 R)
• M26: 6,118,254 km (0.098 R)
• M27: 6,445,424 km (0.114 R)
• M28: 6,823,308 km (0.113 R)
• M29: 7,346,003 km (0.092 R)
• M30: 7,694,118 km (0.112 R)
• M31: 7,811,253 km (0.115 R)
• M32: 8,047,468 km (0.114 R)
• M33: 8,382,118 km (0.102 R)
• M34: 8,478,609 km (0.094 R)
• M35: 8,648,403 km (0.116 R)
• M36: 8,942,063 km (0.081 R)
• M37: 9,741,065 km (0.1 R)
• M38: 10,329,583 km (0.065 R)
• M39: 10,485,016 km (0.09 R)
• M40: 10,641,345 km (0.107 R)
• M41: 11,273,995 km (0.107 R)
• M42: 11,460,842 km (0.059 R)
• M43: 11,702,593 km (0.086 R)
• M44: 12,054,746 km (0.049 R)
• M45: 12,853,000 km (0.11 R)
• M46: 13,048,225 km (0.077 R)
• M47: 13,272,622 km (0.06 R)
• M48: 13,413,543 km (0.111 R)
• M49: 13,953,442 km (0.101 R)
• M50: 14,879,004 km (0.075 R)
• M51: 15,113,424 km (0.025 R)
• M52: 15,675,164 km (0.115 R)
• M53: 16,123,659 km (0.111 R)
• M54: 16,243,935 km (0.107 R)
• M55: 16,971,878 km (0.084 R)
• M56: 18,083,839 km (0.069 R)
• M57: 18,208,903 km (0.041 R)
• M58: 18,522,760 km (0.1 R)
• M59: 18,711,851 km (0.096 R)
• M60: 18,806,696 km (0.075 R)
• M61: 19,028,550 km (0.105 R)
• M62: 19,123,844 km (0.077 R)
• M63: 19,699,347 km (0.062 R)
• M64: 19,860,165 km (0.088 R)
• M65: 20,086,057 km (0.028 R)
• M66: 20,280,385 km (0.089 R)
• M67: 20,507,923 km (0.111 R)
• M68: 20,769,121 km (0.07 R)
• M69: 20,867,257 km (0.118 R)
• M70: 21,031,217 km (0.063 R)
• M71: 21,791,174 km (0.101 R)
• M72: 22,459,278 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 10,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit