🌌 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: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.5 AU - 0.72 AU

Year: 171 Days

Day: 25.4 Hours

Environment

Temp: 223 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,640,590 km

• M1: 80,484 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.53 AU - 3.45 AU

Year: 1861 Days

Day: 42.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 14.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.74 AU - 11.24 AU

Year: 9701 Days

Day: 9.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 50,640,590 km

• M1: 194,627 km (0.068 R)
• M2: 593,904 km (0.062 R)
• M3: 779,405 km (0.026 R)
• M4: 1,054,515 km (0.117 R)
• M5: 1,177,485 km (0.077 R)
• M6: 1,617,751 km (0.116 R)
• M7: 2,454,153 km (0.074 R)
• M8: 3,095,928 km (0.074 R)
• M9: 3,383,006 km (0.087 R)
• M10: 3,733,813 km (0.111 R)
• M11: 4,124,862 km (0.032 R)
• M12: 4,354,495 km (0.118 R)
• M13: 4,916,684 km (0.111 R)
• M14: 5,283,797 km (0.076 R)
• M15: 5,980,025 km (0.028 R)
• M16: 6,175,101 km (0.12 R)
• M17: 6,273,387 km (0.084 R)
• M18: 6,840,363 km (0.099 R)
• M19: 6,976,198 km (0.067 R)
• M20: 7,987,928 km (0.105 R)
• M21: 8,131,093 km (0.051 R)
• M22: 8,275,156 km (0.104 R)
• M23: 8,383,764 km (0.084 R)
• M24: 8,749,231 km (0.097 R)
• M25: 8,933,985 km (0.095 R)
• M26: 9,082,685 km (0.066 R)
• M27: 10,693,705 km (0.065 R)
• M28: 11,050,346 km (0.052 R)
• M29: 11,734,906 km (0.045 R)
• M30: 11,938,808 km (0.116 R)
• M31: 12,350,351 km (0.096 R)
• M32: 13,741,163 km (0.11 R)
• M33: 14,042,603 km (0.105 R)
• M34: 15,448,224 km (0.072 R)
• M35: 16,577,538 km (0.098 R)
• M36: 16,714,869 km (0.094 R)
• M37: 17,082,880 km (0.086 R)
• M38: 17,546,633 km (0.079 R)
• M39: 18,392,011 km (0.065 R)
• M40: 18,819,711 km (0.108 R)
• M41: 19,346,894 km (0.116 R)
• M42: 19,443,235 km (0.102 R)
• M43: 19,927,484 km (0.097 R)
• M44: 20,268,866 km (0.065 R)
• M45: 21,304,682 km (0.115 R)
• M46: 21,804,039 km (0.1 R)
• M47: 22,155,744 km (0.048 R)
• M48: 22,458,829 km (0.056 R)
• M49: 22,763,261 km (0.056 R)
• M50: 23,684,784 km (0.109 R)
• M51: 24,723,143 km (0.069 R)
• M52: 25,723,204 km (0.05 R)
• M53: 25,935,334 km (0.069 R)
• M54: 27,491,451 km (0.079 R)
• M55: 28,035,090 km (0.053 R)
• M56: 28,802,078 km (0.036 R)
• M57: 29,022,585 km (0.108 R)
• M58: 29,798,400 km (0.075 R)
• M59: 30,300,899 km (0.11 R)
• M60: 30,581,096 km (0.081 R)
• M61: 30,749,842 km (0.12 R)
• M62: 31,314,125 km (0.091 R)
• M63: 31,484,069 km (0.071 R)
• M64: 31,597,464 km (0.098 R)
• M65: 31,995,693 km (0.109 R)
• M66: 32,452,864 km (0.107 R)
• M67: 33,489,428 km (0.083 R)
• M68: 34,595,405 km (0.096 R)
• M69: 34,712,540 km (0.084 R)
• M70: 34,947,110 km (0.109 R)
• M71: 35,950,164 km (0.059 R)
• M72: 36,842,964 km (0.107 R)
• M73: 37,322,126 km (0.111 R)
• M74: 39,381,789 km (0.077 R)
• M75: 39,687,717 km (0.119 R)
• M76: 39,933,207 km (0.107 R)
• M77: 40,056,027 km (0.053 R)
• M78: 40,857,722 km (0.103 R)
• M79: 41,353,788 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.3

Radius: 14.1

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.82 AU - 10.12 AU

Year: 11330 Days

Day: 5.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 50,640,590 km

• M1: 233,522 km (0.071 R)
• M2: 464,202 km (0.087 R)
• M3: 625,319 km (0.099 R)
• M4: 791,074 km (0.065 R)
• M5: 898,634 km (0.087 R)
• M6: 1,629,719 km (0.119 R)
• M7: 1,867,879 km (0.047 R)
• M8: 2,220,930 km (0.082 R)
• M9: 2,378,905 km (0.05 R)
• M10: 2,568,147 km (0.109 R)
• M11: 2,790,599 km (0.091 R)
• M12: 2,961,739 km (0.093 R)
• M13: 3,344,709 km (0.115 R)
• M14: 4,158,372 km (0.109 R)
• M15: 4,421,066 km (0.116 R)
• M16: 4,587,867 km (0.118 R)
• M17: 5,814,570 km (0.06 R)
• M18: 5,961,176 km (0.091 R)
• M19: 6,071,729 km (0.107 R)
• M20: 6,943,136 km (0.077 R)
• M21: 7,255,497 km (0.11 R)
• M22: 7,893,980 km (0.109 R)
• M23: 8,138,124 km (0.12 R)
• M24: 8,343,522 km (0.106 R)
• M25: 8,467,688 km (0.084 R)
• M26: 8,843,628 km (0.087 R)
• M27: 9,785,646 km (0.031 R)
• M28: 10,268,547 km (0.105 R)
• M29: 10,580,010 km (0.117 R)
• M30: 11,533,098 km (0.095 R)
• M31: 12,043,377 km (0.026 R)
• M32: 12,608,557 km (0.107 R)
• M33: 14,009,841 km (0.098 R)
• M34: 14,454,745 km (0.111 R)
• M35: 14,753,940 km (0.081 R)
• M36: 15,612,782 km (0.112 R)
• M37: 15,714,957 km (0.09 R)
• M38: 16,436,019 km (0.084 R)
• M39: 16,539,989 km (0.061 R)
• M40: 16,852,948 km (0.032 R)
• M41: 17,591,064 km (0.09 R)
• M42: 17,964,012 km (0.044 R)
• M43: 18,717,835 km (0.119 R)
• M44: 19,647,137 km (0.077 R)
• M45: 19,978,796 km (0.103 R)
• M46: 20,312,249 km (0.053 R)
• M47: 20,479,649 km (0.072 R)
• M48: 21,097,489 km (0.056 R)
• M49: 22,697,587 km (0.093 R)
• M50: 23,161,939 km (0.096 R)
• M51: 23,864,451 km (0.091 R)
• M52: 25,590,810 km (0.09 R)
• M53: 25,832,112 km (0.085 R)
• M54: 26,560,504 km (0.113 R)
• M55: 26,988,503 km (0.078 R)
• M56: 28,224,032 km (0.098 R)
• M57: 28,974,265 km (0.08 R)
• M58: 31,780,572 km (0.063 R)
• M59: 32,365,200 km (0.104 R)
• M60: 33,019,092 km (0.045 R)
• M61: 33,413,432 km (0.108 R)
• M62: 33,545,228 km (0.092 R)
• M63: 33,875,540 km (0.087 R)
• M64: 34,806,039 km (0.083 R)
• M65: 34,939,779 km (0.081 R)
• M66: 36,217,644 km (0.068 R)
• M67: 38,680,773 km (0.119 R)
• M68: 40,915,317 km (0.108 R)
• M69: 41,835,045 km (0.104 R)
• M70: 43,335,212 km (0.058 R)
• M71: 43,478,976 km (0.042 R)
• M72: 43,766,951 km (0.105 R)
• M73: 44,200,336 km (0.115 R)
• M74: 44,489,958 km (0.063 R)
• M75: 44,707,473 km (0.075 R)
• M76: 45,289,708 km (0.092 R)
• M77: 45,581,723 km (0.07 R)
• M78: 46,977,172 km (0.086 R)
• M79: 47,717,382 km (0.069 R)
• M80: 48,386,833 km (0.041 R)
• M81: 49,359,219 km (0.111 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 15,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit