🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.52 AU - 0.72 AU

Year: 181 Days

Day: 16.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,627,751 km

• M1: 306,825 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.94 AU - 4.54 AU

Year: 2682 Days

Day: 38.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.2

Radius: 8.5

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.64 AU - 5.08 AU

Year: 3973 Days

Day: 11.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 31,627,751 km

• M1: 106,514 km (0.079 R)
• M2: 160,967 km (0.074 R)
• M3: 269,276 km (0.077 R)
• M4: 366,216 km (0.087 R)
• M5: 506,838 km (0.11 R)
• M6: 568,472 km (0.102 R)
• M7: 644,019 km (0.116 R)
• M8: 917,484 km (0.116 R)
• M9: 981,661 km (0.085 R)
• M10: 1,087,876 km (0.11 R)
• M11: 1,142,329 km (0.111 R)
• M12: 1,459,477 km (0.108 R)
• M13: 1,520,064 km (0.098 R)
• M14: 1,691,204 km (0.026 R)
• M15: 2,069,537 km (0.041 R)
• M16: 2,383,842 km (0.101 R)
• M17: 2,492,001 km (0.113 R)
• M18: 2,750,806 km (0.026 R)
• M19: 3,194,962 km (0.028 R)
• M20: 3,435,665 km (0.119 R)
• M21: 3,619,969 km (0.093 R)
• M22: 3,786,621 km (0.087 R)
• M23: 4,258,004 km (0.048 R)
• M24: 4,434,081 km (0.095 R)
• M25: 4,657,580 km (0.079 R)
• M26: 4,884,819 km (0.091 R)
• M27: 5,208,998 km (0.087 R)
• M28: 5,829,530 km (0.072 R)
• M29: 5,927,068 km (0.043 R)
• M30: 6,099,255 km (0.042 R)
• M31: 6,932,515 km (0.088 R)
• M32: 7,087,798 km (0.049 R)
• M33: 7,244,277 km (0.089 R)
• M34: 7,401,953 km (0.058 R)
• M35: 7,667,190 km (0.11 R)
• M36: 7,720,746 km (0.077 R)
• M37: 7,828,008 km (0.114 R)
• M38: 8,620,278 km (0.045 R)
• M39: 9,209,993 km (0.071 R)
• M40: 9,295,264 km (0.117 R)
• M41: 10,016,475 km (0.097 R)
• M42: 10,104,139 km (0.101 R)
• M43: 10,606,190 km (0.066 R)
• M44: 11,237,642 km (0.069 R)
• M45: 11,359,266 km (0.08 R)
• M46: 11,481,487 km (0.044 R)
• M47: 11,912,179 km (0.096 R)
• M48: 12,599,881 km (0.105 R)
• M49: 13,012,322 km (0.067 R)
• M50: 13,720,219 km (0.044 R)
• M51: 14,275,975 km (0.049 R)
• M52: 14,440,682 km (0.04 R)
• M53: 15,039,373 km (0.053 R)
• M54: 15,139,903 km (0.076 R)
• M55: 15,409,179 km (0.072 R)
• M56: 16,020,885 km (0.099 R)
• M57: 16,536,698 km (0.031 R)
• M58: 16,918,322 km (0.114 R)
• M59: 17,338,094 km (0.09 R)
• M60: 17,549,177 km (0.07 R)
• M61: 17,761,157 km (0.095 R)
• M62: 18,045,243 km (0.109 R)
• M63: 18,545,798 km (0.113 R)
• M64: 19,050,990 km (0.117 R)
• M65: 19,451,164 km (0.106 R)
• M66: 19,780,578 km (0.111 R)
• M67: 20,148,739 km (0.081 R)
• M68: 20,222,640 km (0.099 R)
• M69: 20,705,392 km (0.119 R)
• M70: 22,137,792 km (0.101 R)
• M71: 22,788,992 km (0.067 R)
• M72: 23,368,833 km (0.104 R)
• M73: 23,485,370 km (0.095 R)
• M74: 23,640,952 km (0.085 R)
• M75: 23,836,177 km (0.102 R)
• M76: 24,031,701 km (0.091 R)
• M77: 24,267,168 km (0.09 R)
• M78: 24,779,990 km (0.104 R)
• M79: 25,176,873 km (0.119 R)
• M80: 26,178,431 km (0.109 R)
• M81: 26,582,644 km (0.101 R)
• M82: 26,785,499 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.8

Radius: 14.8

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.35 AU - 6.15 AU

Year: 4461 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 31,627,751 km

• M1: 220,358 km (0.109 R)
• M2: 323,580 km (0.088 R)
• M3: 464,501 km (0.094 R)
• M4: 567,724 km (0.059 R)
• M5: 791,522 km (0.117 R)
• M6: 1,362,687 km (0.103 R)
• M7: 1,523,954 km (0.078 R)
• M8: 1,674,898 km (0.105 R)
• M9: 1,866,533 km (0.064 R)
• M10: 2,158,847 km (0.097 R)
• M11: 2,368,583 km (0.05 R)
• M12: 2,565,304 km (0.054 R)
• M13: 2,665,834 km (0.117 R)
• M14: 3,188,379 km (0.107 R)
• M15: 3,340,670 km (0.109 R)
• M16: 3,766,126 km (0.098 R)
• M17: 4,090,903 km (0.117 R)
• M18: 4,185,449 km (0.111 R)
• M19: 4,328,614 km (0.071 R)
• M20: 4,522,194 km (0.079 R)
• M21: 4,842,782 km (0.062 R)
• M22: 4,993,427 km (0.101 R)
• M23: 5,145,568 km (0.067 R)
• M24: 5,247,744 km (0.07 R)
• M25: 6,117,805 km (0.114 R)
• M26: 6,500,476 km (0.089 R)
• M27: 6,694,804 km (0.031 R)
• M28: 7,032,596 km (0.107 R)
• M29: 7,203,586 km (0.106 R)
• M30: 7,404,795 km (0.114 R)
• M31: 7,842,369 km (0.04 R)
• M32: 8,712,131 km (0.09 R)
• M33: 8,988,438 km (0.092 R)
• M34: 9,361,236 km (0.105 R)
• M35: 9,455,333 km (0.093 R)
• M36: 9,962,171 km (0.078 R)
• M37: 10,870,380 km (0.116 R)
• M38: 10,969,264 km (0.113 R)
• M39: 11,101,508 km (0.1 R)
• M40: 11,267,712 km (0.104 R)
• M41: 11,974,711 km (0.1 R)
• M42: 12,145,253 km (0.117 R)
• M43: 13,114,797 km (0.112 R)
• M44: 13,929,806 km (0.074 R)
• M45: 14,109,174 km (0.093 R)
• M46: 14,289,289 km (0.064 R)
• M47: 14,397,748 km (0.068 R)
• M48: 14,688,267 km (0.098 R)
• M49: 15,386,141 km (0.108 R)
• M50: 15,497,442 km (0.111 R)
• M51: 15,683,242 km (0.095 R)
• M52: 16,094,936 km (0.104 R)
• M53: 16,245,581 km (0.107 R)
• M54: 16,738,207 km (0.118 R)
• M55: 18,402,483 km (0.118 R)
• M56: 18,560,009 km (0.084 R)
• M57: 18,916,052 km (0.088 R)
• M58: 19,274,339 km (0.116 R)
• M59: 19,715,354 km (0.086 R)
• M60: 20,038,186 km (0.102 R)
• M61: 20,484,885 km (0.099 R)
• M62: 20,648,246 km (0.098 R)
• M63: 21,017,154 km (0.077 R)
• M64: 21,181,862 km (0.103 R)
• M65: 21,305,579 km (0.045 R)
• M66: 22,262,856 km (0.1 R)
• M67: 22,388,668 km (0.111 R)
• M68: 23,021,616 km (0.059 R)
• M69: 24,046,661 km (0.09 R)
• M70: 25,436,575 km (0.1 R)
• M71: 27,120,748 km (0.118 R)
• M72: 27,479,782 km (0.086 R)
• M73: 28,384,700 km (0.081 R)
• M74: 28,658,015 km (0.047 R)
• M75: 29,391,194 km (0.111 R)
• M76: 30,549,232 km (0.101 R)
• M77: 30,642,431 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 13,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit