🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.23 AU - 2.99 AU

Year: 1525 Days

Day: 47.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.12 AU - 3.4 AU

Year: 1658 Days

Day: 21.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.91 AU - 3.03 AU

Year: 1851 Days

Day: 17.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,033,296 km

• M1: 43,832 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.92 AU - 5.46 AU

Year: 3673 Days

Day: 31 Hours

Environment

Temp: -128 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,033,296 km

• M1: 286,031 km (0.08 R)
• M2: 2,262,369 km (0.103 R)

Asteroid Belt

Center: 7.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.7

Radius: 9.3

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.44 AU - 10.92 AU

Year: 10892 Days

Day: 10.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,033,296 km

• M1: 115,789 km (0.111 R)
• M2: 436,826 km (0.108 R)
• M3: 915,838 km (0.057 R)
• M4: 1,501,215 km (0.093 R)
• M5: 1,870,273 km (0.086 R)
• M6: 2,538,526 km (0.096 R)
• M7: 2,905,639 km (0.099 R)
• M8: 5,547,239 km (0.1 R)
• M9: 6,093,720 km (0.08 R)
• M10: 8,315,996 km (0.077 R)
• M11: 10,862,601 km (0.095 R)
• M12: 11,370,635 km (0.057 R)
• M13: 11,718,151 km (0.073 R)
• M14: 12,803,334 km (0.076 R)
• M15: 13,563,141 km (0.102 R)
• M16: 14,086,136 km (0.028 R)
• M17: 14,487,207 km (0.105 R)
• M18: 17,206,597 km (0.096 R)
• M19: 17,588,072 km (0.026 R)
• M20: 20,503,735 km (0.079 R)
• M21: 21,367,513 km (0.1 R)
• M22: 22,617,253 km (0.081 R)
• M23: 22,983,170 km (0.032 R)
• M24: 24,199,550 km (0.076 R)
• M25: 24,582,371 km (0.113 R)
• M26: 27,583,304 km (0.111 R)
• M27: 33,942,261 km (0.09 R)
• M28: 35,150,264 km (0.084 R)
• M29: 37,908,250 km (0.079 R)
• M30: 38,684,813 km (0.096 R)
• M31: 40,002,620 km (0.078 R)
• M32: 44,135,112 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.9

Radius: 4.8

Gravity: 31.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 14.77 AU - 15.07 AU

Year: 20842 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,033,296 km

• M1: 59,690 km (0.11 R)
• M2: 238,010 km (0.117 R)
• M3: 723,156 km (0.112 R)
• M4: 2,468,365 km (0.102 R)
• M5: 3,068,103 km (0.081 R)
• M6: 4,175,426 km (0.104 R)
• M7: 5,406,617 km (0.09 R)
• M8: 8,940,717 km (0.111 R)
• M9: 10,273,783 km (0.069 R)
• M10: 10,518,376 km (0.105 R)
• M11: 11,867,001 km (0.094 R)
• M12: 16,265,477 km (0.075 R)
• M13: 19,422,292 km (0.083 R)
• M14: 20,080,223 km (0.044 R)
• M15: 22,860,799 km (0.082 R)
• M16: 24,127,145 km (0.105 R)
• M17: 24,342,715 km (0.072 R)
• M18: 25,328,565 km (0.118 R)
• M19: 27,613,972 km (0.078 R)
• M20: 35,150,114 km (0.093 R)
• M21: 36,691,720 km (0.079 R)
• M22: 39,459,879 km (0.05 R)
• M23: 48,765,315 km (0.082 R)
• M24: 50,680,916 km (0.078 R)
• M25: 52,284,905 km (0.083 R)
• M26: 54,291,012 km (0.055 R)
• M27: 66,777,049 km (0.11 R)
• M28: 67,202,056 km (0.111 R)
• M29: 67,842,784 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.7

Radius: 7.5

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 12.3 AU - 19.94 AU

Year: 23407 Days

Day: 17.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 76.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,033,296 km

• M1: 93,648 km (0.109 R)
• M2: 336,745 km (0.12 R)
• M3: 877,092 km (0.115 R)
• M4: 1,387,221 km (0.089 R)
• M5: 2,120,999 km (0.098 R)
• M6: 2,416,305 km (0.109 R)
• M7: 4,327,268 km (0.115 R)
• M8: 5,056,558 km (0.097 R)
• M9: 5,508,642 km (0.112 R)
• M10: 6,536,978 km (0.091 R)
• M11: 7,543,024 km (0.098 R)
• M12: 8,133,487 km (0.095 R)
• M13: 8,701,510 km (0.038 R)
• M14: 12,142,261 km (0.096 R)
• M15: 12,678,569 km (0.026 R)
• M16: 13,798,758 km (0.099 R)
• M17: 17,301,143 km (0.112 R)
• M18: 18,066,486 km (0.1 R)
• M19: 21,645,466 km (0.101 R)
• M20: 22,835,217 km (0.081 R)
• M21: 26,109,616 km (0.073 R)
• M22: 27,002,715 km (0.068 R)
• M23: 32,282,622 km (0.114 R)
• M24: 33,052,004 km (0.115 R)
• M25: 33,571,707 km (0.109 R)
• M26: 36,115,020 km (0.044 R)
• M27: 41,131,336 km (0.112 R)
• M28: 41,883,813 km (0.054 R)
• M29: 44,985,875 km (0.055 R)
• M30: 46,106,812 km (0.075 R)
• M31: 46,430,392 km (0.1 R)
• M32: 47,246,149 km (0.112 R)
• M33: 48,738,687 km (0.104 R)
• M34: 53,761,136 km (0.07 R)
• M35: 55,205,055 km (0.116 R)
• M36: 57,606,250 km (0.107 R)
• M37: 58,547,969 km (0.109 R)
• M38: 60,462,373 km (0.082 R)
• M39: 64,820,009 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.5

Radius: 4.2

Gravity: 21.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.99 AU - 17.25 AU

Year: 23407 Days

Day: 20.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,033,296 km

• M1: 52,210 km (0.074 R)
• M2: 869,762 km (0.111 R)
• M3: 1,029,832 km (0.088 R)
• M4: 1,292,825 km (0.069 R)
• M5: 3,958,210 km (0.113 R)
• M6: 4,600,733 km (0.048 R)
• M7: 6,422,386 km (0.106 R)
• M8: 6,722,928 km (0.043 R)
• M9: 6,987,866 km (0.083 R)
• M10: 9,419,580 km (0.088 R)
• M11: 10,321,954 km (0.058 R)
• M12: 10,914,212 km (0.107 R)
• M13: 13,933,246 km (0.11 R)
• M14: 14,436,643 km (0.087 R)
• M15: 16,572,003 km (0.088 R)
• M16: 16,893,340 km (0.113 R)
• M17: 20,246,725 km (0.066 R)
• M18: 24,845,813 km (0.047 R)
• M19: 32,411,127 km (0.049 R)
• M20: 33,420,912 km (0.03 R)
• M21: 34,581,792 km (0.116 R)
• M22: 37,808,618 km (0.102 R)
• M23: 47,221,316 km (0.093 R)
• M24: 56,256,728 km (0.034 R)
• M25: 67,799,101 km (0.106 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 13,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit