🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.73 AU - 1.19 AU

Year: 332 Days

Day: 39.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,165,123 km

• M1: 49,068 km (0.073 R)
• M2: 79,137 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.15 AU - 3.57 AU

Year: 1708 Days

Day: 25.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.8

Radius: 7.9

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 12.45 AU - 14.53 AU

Year: 17495 Days

Day: 16.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 95,165,123 km

• M1: 102,624 km (0.089 R)
• M2: 225,743 km (0.088 R)
• M3: 290,669 km (0.066 R)
• M4: 760,705 km (0.108 R)
• M5: 923,617 km (0.108 R)
• M6: 1,078,152 km (0.117 R)
• M7: 1,825,842 km (0.106 R)
• M8: 2,172,460 km (0.11 R)
• M9: 2,327,444 km (0.111 R)
• M10: 2,432,611 km (0.033 R)
• M11: 2,648,032 km (0.097 R)
• M12: 3,011,405 km (0.061 R)
• M13: 3,631,189 km (0.106 R)
• M14: 4,161,514 km (0.091 R)
• M15: 4,322,032 km (0.08 R)
• M16: 5,189,849 km (0.105 R)
• M17: 5,293,371 km (0.083 R)
• M18: 5,714,489 km (0.094 R)
• M19: 5,893,109 km (0.079 R)
• M20: 6,477,139 km (0.064 R)
• M21: 7,660,757 km (0.088 R)
• M22: 7,937,214 km (0.111 R)
• M23: 8,016,800 km (0.11 R)
• M24: 10,091,124 km (0.07 R)
• M25: 10,177,293 km (0.084 R)
• M26: 10,481,276 km (0.093 R)
• M27: 11,142,498 km (0.053 R)
• M28: 12,090,650 km (0.041 R)
• M29: 12,690,687 km (0.111 R)
• M30: 13,300,298 km (0.059 R)
• M31: 13,823,591 km (0.052 R)
• M32: 14,015,525 km (0.088 R)
• M33: 14,596,713 km (0.103 R)
• M34: 14,890,224 km (0.1 R)
• M35: 15,832,691 km (0.081 R)
• M36: 16,845,468 km (0.074 R)
• M37: 17,463,158 km (0.087 R)
• M38: 19,199,690 km (0.096 R)
• M39: 19,413,914 km (0.096 R)
• M40: 19,790,751 km (0.104 R)
• M41: 20,224,286 km (0.085 R)
• M42: 21,045,728 km (0.086 R)
• M43: 21,710,690 km (0.033 R)
• M44: 23,004,413 km (0.03 R)
• M45: 25,430,591 km (0.114 R)
• M46: 25,842,883 km (0.07 R)
• M47: 26,673,899 km (0.079 R)
• M48: 26,912,956 km (0.072 R)
• M49: 27,513,741 km (0.117 R)
• M50: 27,755,342 km (0.099 R)
• M51: 27,876,366 km (0.025 R)
• M52: 29,157,822 km (0.09 R)
• M53: 29,712,830 km (0.1 R)
• M54: 30,146,963 km (0.097 R)
• M55: 30,396,043 km (0.082 R)
• M56: 31,777,879 km (0.109 R)
• M57: 31,841,159 km (0.092 R)
• M58: 32,987,677 km (0.076 R)
• M59: 33,372,742 km (0.092 R)
• M60: 34,602,287 km (0.098 R)
• M61: 34,732,586 km (0.059 R)
• M62: 34,797,811 km (0.081 R)
• M63: 35,978,438 km (0.095 R)
• M64: 36,839,224 km (0.076 R)
• M65: 37,038,937 km (0.044 R)
• M66: 38,648,759 km (0.037 R)
• M67: 39,462,273 km (0.067 R)
• M68: 39,530,340 km (0.053 R)
• M69: 39,802,907 km (0.097 R)
• M70: 40,349,837 km (0.06 R)
• M71: 40,830,495 km (0.097 R)
• M72: 42,075,299 km (0.118 R)
• M73: 42,492,976 km (0.115 R)
• M74: 43,754,236 km (0.038 R)
• M75: 44,036,228 km (0.109 R)
• M76: 44,318,818 km (0.071 R)
• M77: 44,389,578 km (0.05 R)
• M78: 47,032,972 km (0.065 R)
• M79: 47,177,334 km (0.094 R)
• M80: 47,828,683 km (0.118 R)
• M81: 48,628,882 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.9

Radius: 5.2

Gravity: 20.48 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 19.66 AU - 19.94 AU

Year: 31110 Days

Day: 20 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 95,165,123 km

• M1: 67,618 km (0.098 R)
• M2: 912,697 km (0.111 R)
• M3: 972,536 km (0.117 R)
• M4: 2,136,407 km (0.118 R)
• M5: 2,589,689 km (0.102 R)
• M6: 3,254,202 km (0.09 R)
• M7: 3,581,672 km (0.085 R)
• M8: 3,870,546 km (0.11 R)
• M9: 4,117,233 km (0.09 R)
• M10: 4,677,477 km (0.104 R)
• M11: 5,207,352 km (0.03 R)
• M12: 5,261,357 km (0.105 R)
• M13: 5,644,776 km (0.105 R)
• M14: 6,094,168 km (0.107 R)
• M15: 6,151,165 km (0.119 R)
• M16: 6,323,053 km (0.052 R)
• M17: 6,789,499 km (0.074 R)
• M18: 7,509,514 km (0.088 R)
• M19: 7,816,788 km (0.117 R)
• M20: 7,878,721 km (0.087 R)
• M21: 8,827,172 km (0.07 R)
• M22: 9,347,623 km (0.097 R)
• M23: 12,166,795 km (0.117 R)
• M24: 14,993,297 km (0.068 R)
• M25: 15,457,499 km (0.085 R)
• M26: 15,847,800 km (0.098 R)
• M27: 17,441,317 km (0.099 R)
• M28: 17,603,481 km (0.04 R)
• M29: 17,684,712 km (0.11 R)
• M30: 18,092,965 km (0.114 R)
• M31: 18,504,209 km (0.115 R)
• M32: 20,350,098 km (0.095 R)
• M33: 20,435,368 km (0.052 R)
• M34: 22,960,132 km (0.078 R)
• M35: 25,397,530 km (0.099 R)
• M36: 25,673,388 km (0.098 R)
• M37: 26,693,197 km (0.09 R)
• M38: 28,010,406 km (0.087 R)
• M39: 28,581,421 km (0.105 R)
• M40: 29,638,031 km (0.08 R)
• M41: 29,831,611 km (0.055 R)
• M42: 34,497,867 km (0.089 R)
• M43: 35,828,092 km (0.119 R)
• M44: 36,447,726 km (0.096 R)
• M45: 38,012,071 km (0.088 R)
• M46: 40,452,910 km (0.113 R)
• M47: 41,529,865 km (0.047 R)
• M48: 42,180,616 km (0.053 R)
• M49: 42,398,281 km (0.089 R)
• M50: 42,616,245 km (0.109 R)
• M51: 43,163,025 km (0.076 R)
• M52: 43,492,140 km (0.033 R)
• M53: 43,822,153 km (0.064 R)
• M54: 44,373,870 km (0.081 R)
• M55: 45,261,584 km (0.11 R)
• M56: 48,300,365 km (0.097 R)
• M57: 48,984,476 km (0.074 R)
• M58: 49,098,919 km (0.076 R)
• M59: 50,477,912 km (0.117 R)
• M60: 50,824,680 km (0.104 R)
• M61: 51,056,257 km (0.093 R)
• M62: 51,288,134 km (0.059 R)
• M63: 51,520,459 km (0.048 R)
• M64: 53,039,027 km (0.094 R)
• M65: 53,980,746 km (0.099 R)
• M66: 62,081,471 km (0.112 R)
• M67: 62,205,188 km (0.096 R)
• M68: 63,946,208 km (0.117 R)
• M69: 65,451,312 km (0.065 R)
• M70: 66,208,128 km (0.117 R)
• M71: 66,587,658 km (0.073 R)
• M72: 67,603,278 km (0.086 R)
• M73: 69,136,357 km (0.116 R)
• M74: 69,778,431 km (0.053 R)
• M75: 71,976,472 km (0.059 R)
• M76: 73,410,667 km (0.12 R)
• M77: 74,065,756 km (0.077 R)
• M78: 74,328,300 km (0.1 R)
• M79: 75,249,823 km (0.091 R)
• M80: 77,370,074 km (0.069 R)
• M81: 77,503,216 km (0.046 R)
• M82: 77,636,508 km (0.104 R)
• M83: 79,107,204 km (0.118 R)
• M84: 79,778,749 km (0.09 R)
• M85: 79,913,387 km (0.093 R)
• M86: 80,992,287 km (0.094 R)
• M87: 83,164,897 km (0.095 R)
• M88: 84,121,276 km (0.07 R)
• M89: 84,258,308 km (0.077 R)
• M90: 85,081,395 km (0.065 R)
• M91: 86,321,263 km (0.104 R)
• M92: 89,097,500 km (0.044 R)
• M93: 89,376,799 km (0.116 R)
• M94: 92,044,129 km (0.089 R)
• M95: 94,879,906 km (0.099 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit