🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.61 AU - 0.65 AU

Year: 191 Days

Day: 44.1 Hours

Environment

Temp: 105 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.7 AU - 1.08 AU

Year: 321 Days

Day: 40.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.1 AU - 1.28 AU

Year: 497 Days

Day: 23.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,399,786 km

• M1: 61,335 km (0.098 R)
• M2: 745,596 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.1 AU - 1.28 AU

Year: 497 Days

Day: 38.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.24 AU - 1.32 AU

Year: 554 Days

Day: 22.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,399,786 km

• M1: 54,902 km (0.051 R)
• M2: 545,583 km (0.085 R)

Asteroid Belt

Center: 3.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.9

Radius: 12.9

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.01 AU - 7.17 AU

Year: 5754 Days

Day: 14.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,399,786 km

• M1: 160,519 km (0.118 R)
• M2: 632,350 km (0.035 R)
• M3: 1,038,957 km (0.069 R)
• M4: 1,694,046 km (0.037 R)
• M5: 2,226,914 km (0.06 R)
• M6: 2,758,435 km (0.094 R)
• M7: 3,658,715 km (0.083 R)
• M8: 4,692,436 km (0.112 R)
• M9: 5,756,526 km (0.1 R)
• M10: 8,240,898 km (0.117 R)
• M11: 10,326,741 km (0.086 R)
• M12: 11,126,491 km (0.11 R)
• M13: 11,665,642 km (0.102 R)
• M14: 12,533,310 km (0.05 R)
• M15: 13,999,219 km (0.098 R)
• M16: 17,075,550 km (0.097 R)
• M17: 17,793,769 km (0.074 R)
• M18: 19,290,945 km (0.04 R)
• M19: 19,998,543 km (0.11 R)
• M20: 23,319,466 km (0.084 R)
• M21: 25,445,850 km (0.076 R)
• M22: 25,869,212 km (0.114 R)
• M23: 27,079,459 km (0.099 R)
• M24: 28,146,690 km (0.064 R)
• M25: 28,690,628 km (0.096 R)
• M26: 29,799,597 km (0.044 R)
• M27: 31,419,442 km (0.071 R)
• M28: 32,201,690 km (0.066 R)
• M29: 32,697,158 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 9.4

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.41 AU - 10.07 AU

Year: 11639 Days

Day: 9.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,399,786 km

• M1: 117,135 km (0.109 R)
• M2: 463,155 km (0.1 R)
• M3: 775,366 km (0.114 R)
• M4: 1,656,796 km (0.055 R)
• M5: 2,369,181 km (0.117 R)
• M6: 2,818,424 km (0.106 R)
• M7: 5,709,702 km (0.074 R)
• M8: 6,848,740 km (0.092 R)
• M9: 9,208,946 km (0.106 R)
• M10: 10,543,957 km (0.051 R)
• M11: 13,265,142 km (0.116 R)
• M12: 14,404,929 km (0.086 R)
• M13: 19,034,384 km (0.053 R)
• M14: 21,457,571 km (0.071 R)
• M15: 29,613,796 km (0.075 R)
• M16: 30,175,985 km (0.089 R)
• M17: 30,516,619 km (0.082 R)
• M18: 31,321,605 km (0.087 R)
• M19: 41,133,281 km (0.112 R)
• M20: 46,351,105 km (0.12 R)
• M21: 58,253,261 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.7

Radius: 6.1

Gravity: 19.74 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 12.76 AU - 15.16 AU

Year: 19971 Days

Day: 20 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,399,786 km

• M1: 75,846 km (0.04 R)
• M2: 359,783 km (0.089 R)
• M3: 806,033 km (0.09 R)
• M4: 1,572,124 km (0.069 R)
• M5: 1,764,058 km (0.082 R)
• M6: 2,051,286 km (0.102 R)
• M7: 2,303,209 km (0.106 R)
• M8: 2,505,465 km (0.118 R)
• M9: 2,818,873 km (0.036 R)
• M10: 3,051,049 km (0.116 R)
• M11: 3,672,478 km (0.119 R)
• M12: 4,651,596 km (0.109 R)
• M13: 5,712,544 km (0.1 R)
• M14: 7,495,153 km (0.054 R)
• M15: 7,841,322 km (0.12 R)
• M16: 8,198,113 km (0.079 R)
• M17: 9,447,106 km (0.098 R)
• M18: 16,040,931 km (0.102 R)
• M19: 17,119,681 km (0.071 R)
• M20: 17,461,063 km (0.079 R)
• M21: 18,069,478 km (0.027 R)
• M22: 21,621,380 km (0.079 R)
• M23: 23,771,102 km (0.114 R)
• M24: 28,015,642 km (0.119 R)
• M25: 28,609,246 km (0.051 R)
• M26: 30,941,627 km (0.119 R)
• M27: 35,702,729 km (0.087 R)
• M28: 37,967,042 km (0.109 R)
• M29: 40,475,948 km (0.051 R)
• M30: 47,983,367 km (0.114 R)
• M31: 48,832,784 km (0.105 R)
• M32: 50,386,807 km (0.09 R)
• M33: 59,820,748 km (0.075 R)
• M34: 60,212,993 km (0.104 R)
• M35: 60,804,503 km (0.079 R)
• M36: 63,006,584 km (0.096 R)
• M37: 71,022,188 km (0.026 R)
• M38: 72,792,080 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.5

Radius: 5.5

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 15.08 AU - 22.02 AU

Year: 30590 Days

Day: 20.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 173.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,399,786 km

• M1: 68,366 km (0.116 R)
• M2: 467,942 km (0.094 R)
• M3: 810,970 km (0.106 R)
• M4: 1,815,819 km (0.094 R)
• M5: 2,052,034 km (0.08 R)
• M6: 4,531,170 km (0.045 R)
• M7: 5,511,335 km (0.115 R)
• M8: 6,809,246 km (0.108 R)
• M9: 9,289,729 km (0.114 R)
• M10: 10,234,888 km (0.107 R)
• M11: 11,112,878 km (0.116 R)
• M12: 13,748,044 km (0.032 R)
• M13: 16,184,694 km (0.091 R)
• M14: 17,028,277 km (0.114 R)
• M15: 17,460,914 km (0.103 R)
• M16: 17,635,943 km (0.03 R)
• M17: 18,168,362 km (0.115 R)
• M18: 20,991,723 km (0.066 R)
• M19: 23,771,102 km (0.079 R)
• M20: 24,970,577 km (0.072 R)
• M21: 27,965,078 km (0.117 R)
• M22: 42,023,089 km (0.081 R)
• M23: 43,451,450 km (0.089 R)
• M24: 43,773,235 km (0.085 R)
• M25: 46,740,957 km (0.055 R)
• M26: 50,369,453 km (0.092 R)
• M27: 58,768,028 km (0.101 R)
• M28: 60,954,101 km (0.108 R)
• M29: 75,219,455 km (0.109 R)
• M30: 80,427,705 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 12,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit