🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.87 AU - 1.11 AU

Year: 356 Days

Day: 17.8 Hours

Environment

Temp: 41 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.08 AU - 1.64 AU

Year: 574 Days

Day: 28.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.52 AU - 1.54 AU

Year: 684 Days

Day: 32.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.06 AU - 2.88 AU

Year: 1404 Days

Day: 20.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.38 AU - 2.56 AU

Year: 1404 Days

Day: 37.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.5

Radius: 14.9

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.78 AU - 8.6 AU

Year: 7712 Days

Day: 12.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,758,508 km

• M1: 186,997 km (0.028 R)
• M2: 1,114,055 km (0.112 R)
• M3: 1,655,450 km (0.096 R)
• M4: 2,202,081 km (0.106 R)
• M5: 2,749,310 km (0.108 R)
• M6: 3,387,793 km (0.097 R)
• M7: 4,475,519 km (0.115 R)
• M8: 5,459,873 km (0.082 R)
• M9: 6,055,123 km (0.071 R)
• M10: 6,657,105 km (0.105 R)
• M11: 8,488,931 km (0.043 R)
• M12: 9,757,372 km (0.091 R)
• M13: 10,487,110 km (0.032 R)
• M14: 11,045,260 km (0.06 R)
• M15: 11,516,642 km (0.11 R)
• M16: 13,244,199 km (0.061 R)
• M17: 15,331,538 km (0.104 R)
• M18: 16,931,637 km (0.1 R)
• M19: 17,489,038 km (0.081 R)
• M20: 19,385,790 km (0.086 R)
• M21: 24,633,982 km (0.083 R)
• M22: 25,713,780 km (0.084 R)
• M23: 27,297,123 km (0.076 R)
• M24: 28,846,060 km (0.117 R)
• M25: 29,341,977 km (0.055 R)
• M26: 35,631,221 km (0.079 R)
• M27: 37,597,834 km (0.116 R)
• M28: 39,758,028 km (0.06 R)
• M29: 40,620,160 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 14.1

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.88 AU - 9.14 AU

Year: 8199 Days

Day: 11.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,758,508 km

• M1: 178,171 km (0.117 R)
• M2: 643,121 km (0.104 R)
• M3: 1,675,197 km (0.092 R)
• M4: 4,677,477 km (0.031 R)
• M5: 8,850,060 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 14.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.77 AU - 13.59 AU

Year: 13519 Days

Day: 12.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,758,508 km

• M1: 179,069 km (0.076 R)
• M2: 653,593 km (0.097 R)
• M3: 1,354,160 km (0.055 R)
• M4: 2,097,661 km (0.108 R)
• M5: 2,764,868 km (0.111 R)
• M6: 3,468,875 km (0.103 R)
• M7: 5,238,020 km (0.053 R)
• M8: 6,093,420 km (0.05 R)
• M9: 7,249,214 km (0.11 R)
• M10: 8,930,544 km (0.064 R)
• M11: 10,205,716 km (0.111 R)
• M12: 10,693,405 km (0.111 R)
• M13: 11,833,341 km (0.1 R)
• M14: 12,555,151 km (0.111 R)
• M15: 17,674,689 km (0.051 R)
• M16: 21,920,426 km (0.096 R)
• M17: 22,370,267 km (0.096 R)
• M18: 24,231,564 km (0.091 R)
• M19: 28,793,701 km (0.051 R)
• M20: 29,880,230 km (0.103 R)
• M21: 33,185,894 km (0.116 R)
• M22: 36,981,491 km (0.095 R)
• M23: 38,395,191 km (0.09 R)
• M24: 44,988,119 km (0.101 R)
• M25: 47,193,790 km (0.102 R)
• M26: 50,090,154 km (0.073 R)
• M27: 53,915,521 km (0.064 R)
• M28: 55,899,488 km (0.057 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.6

Radius: 12.3

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 9.09 AU - 14.81 AU

Year: 14940 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,758,508 km

• M1: 153,039 km (0.113 R)
• M2: 602,431 km (0.086 R)
• M3: 989,141 km (0.041 R)
• M4: 1,597,855 km (0.074 R)
• M5: 2,102,897 km (0.07 R)
• M6: 2,690,667 km (0.034 R)
• M7: 3,386,148 km (0.095 R)
• M8: 4,650,998 km (0.1 R)
• M9: 5,578,953 km (0.118 R)
• M10: 6,541,466 km (0.096 R)
• M11: 7,242,631 km (0.07 R)
• M12: 8,898,979 km (0.11 R)
• M13: 10,268,996 km (0.108 R)
• M14: 12,221,996 km (0.051 R)
• M15: 15,296,233 km (0.109 R)
• M16: 17,092,903 km (0.095 R)
• M17: 17,832,814 km (0.075 R)
• M18: 19,731,810 km (0.1 R)
• M19: 21,666,858 km (0.108 R)
• M20: 24,233,957 km (0.116 R)
• M21: 26,342,240 km (0.083 R)
• M22: 26,997,778 km (0.064 R)
• M23: 32,019,180 km (0.085 R)
• M24: 32,640,759 km (0.115 R)
• M25: 42,060,788 km (0.08 R)
• M26: 57,051,990 km (0.113 R)
• M27: 58,889,351 km (0.083 R)
• M28: 65,232,301 km (0.036 R)

Planet 10 - Gas Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.5

Radius: 15

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.53 AU - 15.09 AU

Year: 15620 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,758,508 km

• M1: 186,848 km (0.119 R)
• M2: 703,260 km (0.062 R)
• M3: 1,290,431 km (0.104 R)
• M4: 1,913,058 km (0.111 R)
• M5: 2,429,918 km (0.092 R)
• M6: 4,166,002 km (0.094 R)
• M7: 5,261,058 km (0.079 R)
• M8: 5,818,759 km (0.028 R)
• M9: 7,781,333 km (0.057 R)
• M10: 8,811,165 km (0.116 R)
• M11: 10,669,171 km (0.068 R)
• M12: 14,638,152 km (0.116 R)
• M13: 16,595,939 km (0.085 R)
• M14: 17,232,179 km (0.11 R)
• M15: 20,660,513 km (0.063 R)
• M16: 25,766,139 km (0.076 R)
• M17: 30,107,619 km (0.093 R)
• M18: 30,578,852 km (0.096 R)
• M19: 31,055,022 km (0.106 R)
• M20: 32,022,023 km (0.116 R)
• M21: 32,513,003 km (0.108 R)
• M22: 35,565,547 km (0.098 R)
• M23: 36,357,668 km (0.095 R)
• M24: 40,638,710 km (0.059 R)
• M25: 45,863,566 km (0.034 R)
• M26: 51,519,861 km (0.118 R)
• M27: 55,833,815 km (0.084 R)
• M28: 57,987,725 km (0.079 R)
• M29: 61,133,020 km (0.042 R)
• M30: 64,195,737 km (0.082 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 16,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit