🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.74 AU - 1 AU

Year: 303 Days

Day: 22.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.82 AU - 1.24 AU

Year: 390 Days

Day: 23.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,975,640 km

• M1: 774,319 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.95 AU - 3.19 AU

Year: 1536 Days

Day: 37.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.73 AU - 2.79 AU

Year: 1709 Days

Day: 32.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,975,640 km

• M1: 102,026 km (0.118 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 11

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7 AU - 7.82 AU

Year: 7519 Days

Day: 12.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 42,975,640 km

• M1: 156,629 km (0.097 R)
• M2: 295,157 km (0.106 R)
• M3: 436,826 km (0.114 R)
• M4: 533,167 km (0.08 R)
• M5: 627,264 km (0.073 R)
• M6: 810,222 km (0.083 R)
• M7: 1,051,224 km (0.099 R)
• M8: 1,145,920 km (0.06 R)
• M9: 1,257,968 km (0.114 R)
• M10: 1,373,907 km (0.03 R)
• M11: 1,448,257 km (0.114 R)
• M12: 1,617,003 km (0.08 R)
• M13: 1,940,434 km (0.079 R)
• M14: 2,284,509 km (0.117 R)
• M15: 2,685,431 km (0.11 R)
• M16: 2,760,829 km (0.066 R)
• M17: 3,470,671 km (0.105 R)
• M18: 3,782,881 km (0.119 R)
• M19: 3,952,974 km (0.084 R)
• M20: 4,279,097 km (0.071 R)
• M21: 4,367,510 km (0.09 R)
• M22: 4,456,670 km (0.047 R)
• M23: 4,888,110 km (0.116 R)
• M24: 5,120,586 km (0.044 R)
• M25: 5,238,169 km (0.105 R)
• M26: 5,404,373 km (0.065 R)
• M27: 5,620,691 km (0.097 R)
• M28: 6,061,855 km (0.099 R)
• M29: 6,438,094 km (0.09 R)
• M30: 6,539,821 km (0.086 R)
• M31: 6,899,753 km (0.056 R)
• M32: 7,134,622 km (0.111 R)
• M33: 7,266,118 km (0.054 R)
• M34: 7,345,555 km (0.119 R)
• M35: 7,800,781 km (0.036 R)
• M36: 8,072,899 km (0.072 R)
• M37: 8,265,133 km (0.11 R)
• M38: 8,626,412 km (0.043 R)
• M39: 8,907,805 km (0.114 R)
• M40: 9,021,200 km (0.101 R)
• M41: 9,220,914 km (0.106 R)
• M42: 9,770,087 km (0.116 R)
• M43: 10,479,181 km (0.086 R)
• M44: 10,599,009 km (0.06 R)
• M45: 11,358,069 km (0.026 R)
• M46: 11,915,470 km (0.12 R)
• M47: 12,292,008 km (0.088 R)
• M48: 12,545,277 km (0.109 R)
• M49: 12,640,571 km (0.114 R)
• M50: 14,133,708 km (0.114 R)
• M51: 14,332,523 km (0.057 R)
• M52: 14,968,314 km (0.091 R)
• M53: 15,171,019 km (0.088 R)
• M54: 16,163,601 km (0.099 R)
• M55: 16,650,243 km (0.106 R)
• M56: 17,283,192 km (0.065 R)
• M57: 17,495,920 km (0.1 R)
• M58: 17,852,262 km (0.059 R)
• M59: 18,067,384 km (0.111 R)
• M60: 18,681,184 km (0.1 R)
• M61: 18,935,949 km (0.104 R)
• M62: 20,864,415 km (0.12 R)
• M63: 21,015,359 km (0.102 R)
• M64: 21,166,752 km (0.108 R)
• M65: 22,815,919 km (0.101 R)
• M66: 23,049,292 km (0.071 R)
• M67: 23,205,323 km (0.088 R)
• M68: 23,793,691 km (0.111 R)
• M69: 23,951,367 km (0.089 R)
• M70: 24,466,283 km (0.064 R)
• M71: 25,628,210 km (0.077 R)
• M72: 25,911,398 km (0.046 R)
• M73: 26,521,758 km (0.036 R)
• M74: 26,972,197 km (0.067 R)
• M75: 27,714,950 km (0.118 R)
• M76: 27,797,977 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.4

Radius: 11.6

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.11 AU - 8.93 AU

Year: 7687 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 42,975,640 km

• M1: 637,586 km (0.034 R)
• M2: 1,059,452 km (0.092 R)
• M3: 1,398,441 km (0.084 R)
• M4: 1,519,017 km (0.068 R)
• M5: 1,685,669 km (0.093 R)
• M6: 2,151,816 km (0.116 R)
• M7: 2,834,281 km (0.112 R)
• M8: 2,962,935 km (0.111 R)
• M9: 3,146,492 km (0.116 R)
• M10: 3,524,825 km (0.065 R)
• M11: 3,691,477 km (0.074 R)
• M12: 3,832,398 km (0.093 R)
• M13: 4,414,184 km (0.096 R)
• M14: 4,594,151 km (0.084 R)
• M15: 4,685,106 km (0.045 R)
• M16: 4,837,995 km (0.107 R)
• M17: 5,274,971 km (0.116 R)
• M18: 5,888,322 km (0.116 R)
• M19: 6,320,959 km (0.052 R)
• M20: 7,501,286 km (0.062 R)
• M21: 7,716,557 km (0.099 R)
• M22: 8,635,687 km (0.093 R)
• M23: 9,511,732 km (0.116 R)
• M24: 10,696,697 km (0.109 R)
• M25: 10,979,885 km (0.093 R)
• M26: 11,142,797 km (0.103 R)
• M27: 13,030,723 km (0.109 R)
• M28: 15,242,078 km (0.108 R)
• M29: 15,423,989 km (0.058 R)
• M30: 16,251,415 km (0.086 R)
• M31: 17,805,737 km (0.051 R)
• M32: 17,997,372 km (0.12 R)
• M33: 18,093,414 km (0.081 R)
• M34: 18,382,586 km (0.112 R)
• M35: 18,479,376 km (0.083 R)
• M36: 18,770,643 km (0.11 R)
• M37: 19,112,474 km (0.112 R)
• M38: 19,407,033 km (0.082 R)
• M39: 19,703,087 km (0.116 R)
• M40: 21,054,105 km (0.069 R)
• M41: 21,358,238 km (0.078 R)
• M42: 21,460,114 km (0.093 R)
• M43: 22,382,983 km (0.059 R)
• M44: 22,538,116 km (0.109 R)
• M45: 22,849,429 km (0.03 R)
• M46: 23,162,089 km (0.106 R)
• M47: 23,371,376 km (0.093 R)
• M48: 23,950,021 km (0.056 R)
• M49: 24,108,594 km (0.118 R)
• M50: 24,586,709 km (0.118 R)
• M51: 26,584,738 km (0.069 R)
• M52: 27,078,561 km (0.093 R)
• M53: 27,243,867 km (0.104 R)
• M54: 27,409,471 km (0.103 R)
• M55: 27,908,380 km (0.115 R)
• M56: 28,746,577 km (0.105 R)
• M57: 29,140,618 km (0.111 R)
• M58: 29,423,208 km (0.098 R)
• M59: 30,104,926 km (0.065 R)
• M60: 30,562,396 km (0.106 R)
• M61: 30,849,325 km (0.113 R)
• M62: 31,599,857 km (0.064 R)
• M63: 33,650,395 km (0.052 R)
• M64: 33,946,749 km (0.116 R)
• M65: 34,303,689 km (0.107 R)
• M66: 34,961,022 km (0.066 R)
• M67: 35,201,277 km (0.112 R)
• M68: 35,683,131 km (0.104 R)
• M69: 36,592,537 km (0.113 R)
• M70: 36,958,453 km (0.054 R)
• M71: 38,310,369 km (0.113 R)
• M72: 38,496,020 km (0.088 R)
• M73: 39,179,234 km (0.108 R)
• M74: 39,553,527 km (0.111 R)
• M75: 39,678,591 km (0.052 R)
• M76: 40,494,648 km (0.118 R)
• M77: 40,746,720 km (0.061 R)
• M78: 42,783,046 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 20,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit