🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.69 AU - 0.99 AU

Year: 273 Days

Day: 12.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,301,070 km

• M1: 197,768 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.33 AU - 1.43 AU

Year: 575 Days

Day: 44.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,301,070 km

• M1: 67,917 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.76 AU - 3.4 AU

Year: 1918 Days

Day: 42.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.9 AU - 4.54 AU

Year: 2545 Days

Day: 16.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.01 AU - 6.93 AU

Year: 5175 Days

Day: 11.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,301,070 km

• M1: 120,426 km (0.102 R)
• M2: 440,865 km (0.099 R)
• M3: 828,024 km (0.119 R)
• M4: 1,249,142 km (0.102 R)
• M5: 1,954,945 km (0.096 R)
• M6: 2,872,279 km (0.12 R)
• M7: 3,372,534 km (0.079 R)
• M8: 4,052,457 km (0.097 R)
• M9: 5,033,669 km (0.03 R)
• M10: 5,427,112 km (0.103 R)
• M11: 5,735,732 km (0.096 R)
• M12: 7,396,119 km (0.078 R)
• M13: 8,370,450 km (0.088 R)
• M14: 8,853,501 km (0.103 R)
• M15: 9,318,451 km (0.071 R)
• M16: 11,014,293 km (0.081 R)
• M17: 11,343,259 km (0.043 R)
• M18: 11,763,928 km (0.069 R)
• M19: 13,739,517 km (0.114 R)
• M20: 19,033,337 km (0.092 R)
• M21: 20,666,347 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 10.5

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.25 AU - 9.73 AU

Year: 9563 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,301,070 km

• M1: 130,599 km (0.116 R)
• M2: 593,006 km (0.08 R)
• M3: 1,489,845 km (0.08 R)
• M4: 1,847,085 km (0.069 R)
• M5: 3,056,135 km (0.047 R)
• M6: 3,640,913 km (0.099 R)
• M7: 4,093,596 km (0.088 R)
• M8: 5,681,428 km (0.064 R)
• M9: 6,505,563 km (0.108 R)
• M10: 8,463,799 km (0.104 R)
• M11: 14,172,753 km (0.1 R)
• M12: 15,461,538 km (0.079 R)
• M13: 18,209,202 km (0.12 R)
• M14: 22,881,443 km (0.111 R)
• M15: 24,425,443 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.8

Radius: 6.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.72 AU - 16.16 AU

Year: 18464 Days

Day: 21.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,301,070 km

• M1: 80,184 km (0.099 R)
• M2: 696,976 km (0.107 R)
• M3: 897,587 km (0.07 R)
• M4: 1,137,542 km (0.08 R)
• M5: 1,395,299 km (0.11 R)
• M6: 1,885,980 km (0.101 R)
• M7: 3,051,497 km (0.104 R)
• M8: 4,082,526 km (0.083 R)
• M9: 4,491,676 km (0.08 R)
• M10: 5,952,050 km (0.106 R)
• M11: 8,158,469 km (0.118 R)
• M12: 8,896,436 km (0.106 R)
• M13: 9,583,688 km (0.088 R)
• M14: 10,554,429 km (0.095 R)
• M15: 11,115,421 km (0.118 R)
• M16: 12,803,633 km (0.084 R)
• M17: 13,918,735 km (0.102 R)
• M18: 23,768,558 km (0.04 R)
• M19: 28,450,972 km (0.104 R)
• M20: 30,852,915 km (0.074 R)
• M21: 35,375,857 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.8

Radius: 3.4

Gravity: 43.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.66 AU - 15.94 AU

Year: 21231 Days

Day: 18.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,301,070 km

• M1: 43,832 km (0.086 R)
• M2: 464,950 km (0.042 R)
• M3: 647,460 km (0.074 R)
• M4: 991,235 km (0.118 R)
• M5: 1,368,970 km (0.09 R)
• M6: 1,508,695 km (0.094 R)
• M7: 1,675,197 km (0.047 R)
• M8: 1,853,817 km (0.116 R)
• M9: 2,270,447 km (0.119 R)
• M10: 2,722,382 km (0.109 R)
• M11: 2,844,155 km (0.043 R)
• M12: 3,231,613 km (0.092 R)
• M13: 5,592,417 km (0.112 R)
• M14: 5,869,772 km (0.064 R)
• M15: 6,538,474 km (0.115 R)
• M16: 9,114,699 km (0.051 R)
• M17: 11,392,775 km (0.096 R)
• M18: 11,967,680 km (0.107 R)
• M19: 12,361,422 km (0.034 R)
• M20: 13,951,497 km (0.074 R)
• M21: 14,461,177 km (0.067 R)
• M22: 14,983,124 km (0.084 R)
• M23: 16,064,717 km (0.111 R)
• M24: 16,463,246 km (0.034 R)
• M25: 25,990,685 km (0.089 R)
• M26: 26,761,413 km (0.064 R)
• M27: 28,348,348 km (0.067 R)
• M28: 28,696,312 km (0.03 R)
• M29: 31,212,698 km (0.083 R)
• M30: 32,587,652 km (0.065 R)
• M31: 37,508,225 km (0.07 R)
• M32: 38,918,484 km (0.086 R)
• M33: 40,951,370 km (0.102 R)
• M34: 46,341,232 km (0.107 R)
• M35: 47,963,621 km (0.085 R)
• M36: 50,978,766 km (0.053 R)
• M37: 51,665,569 km (0.083 R)
• M38: 57,198,596 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.2

Radius: 3.7

Gravity: 30.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 17.95 AU - 18.09 AU

Year: 27137 Days

Day: 16.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,301,070 km

• M1: 46,675 km (0.115 R)
• M2: 718,818 km (0.033 R)
• M3: 1,571,526 km (0.069 R)
• M4: 2,316,822 km (0.105 R)
• M5: 2,499,631 km (0.062 R)
• M6: 2,998,989 km (0.063 R)
• M7: 3,774,653 km (0.113 R)
• M8: 4,429,294 km (0.092 R)
• M9: 7,760,390 km (0.033 R)
• M10: 9,484,954 km (0.107 R)
• M11: 11,189,921 km (0.031 R)
• M12: 11,449,024 km (0.067 R)
• M13: 14,264,905 km (0.072 R)
• M14: 19,675,411 km (0.071 R)
• M15: 20,243,434 km (0.108 R)
• M16: 22,114,156 km (0.101 R)
• M17: 24,966,389 km (0.11 R)
• M18: 27,581,509 km (0.103 R)
• M19: 28,532,353 km (0.091 R)
• M20: 29,999,160 km (0.067 R)
• M21: 32,032,046 km (0.03 R)
• M22: 32,162,046 km (0.118 R)
• M23: 32,685,639 km (0.063 R)
• M24: 34,426,659 km (0.093 R)
• M25: 39,868,431 km (0.088 R)
• M26: 40,929,678 km (0.03 R)
• M27: 44,065,250 km (0.097 R)
• M28: 44,711,064 km (0.116 R)
• M29: 47,188,704 km (0.12 R)
• M30: 48,375,763 km (0.07 R)
• M31: 50,281,041 km (0.066 R)
• M32: 53,872,138 km (0.106 R)
• M33: 54,240,448 km (0.114 R)
• M34: 55,730,293 km (0.109 R)
• M35: 57,438,551 km (0.119 R)
• M36: 58,015,700 km (0.098 R)
• M37: 59,770,333 km (0.08 R)
• M38: 60,561,407 km (0.091 R)
• M39: 64,414,300 km (0.073 R)
• M40: 66,084,261 km (0.116 R)
• M41: 70,385,200 km (0.098 R)
• M42: 73,504,315 km (0.098 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 19,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit