🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.7 AU - 0.92 AU

Year: 260 Days

Day: 44.7 Hours

Environment

Temp: 148 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.8 AU - 0.84 AU

Year: 265 Days

Day: 43.1 Hours

Environment

Temp: 117 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,973,120 km

• M1: 23,337 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.86 AU - 2.2 AU

Year: 1031 Days

Day: 41.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 97,973,120 km

• M1: 84,822 km (0.117 R)
• M2: 345,721 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.16 AU - 2.28 AU

Year: 1179 Days

Day: 46.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.7

Radius: 13

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.13 AU - 6.75 AU

Year: 5825 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,973,120 km

• M1: 161,715 km (0.094 R)
• M2: 693,685 km (0.074 R)
• M3: 1,118,394 km (0.117 R)
• M4: 1,797,568 km (0.064 R)
• M5: 2,450,114 km (0.117 R)
• M6: 2,928,528 km (0.092 R)
• M7: 3,691,477 km (0.093 R)
• M8: 4,583,230 km (0.118 R)
• M9: 5,263,003 km (0.083 R)
• M10: 5,696,837 km (0.085 R)
• M11: 7,610,193 km (0.104 R)
• M12: 8,131,392 km (0.11 R)
• M13: 11,235,847 km (0.04 R)
• M14: 12,954,727 km (0.059 R)
• M15: 16,675,824 km (0.095 R)
• M16: 17,918,384 km (0.102 R)
• M17: 18,407,569 km (0.115 R)
• M18: 18,842,899 km (0.085 R)
• M19: 19,994,204 km (0.109 R)
• M20: 21,124,117 km (0.052 R)
• M21: 25,072,005 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 9.4

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.77 AU - 8.17 AU

Year: 7277 Days

Day: 10.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,973,120 km

• M1: 116,986 km (0.099 R)
• M2: 509,680 km (0.106 R)
• M3: 819,048 km (0.102 R)
• M4: 1,226,553 km (0.097 R)
• M5: 1,671,607 km (0.119 R)
• M6: 2,238,433 km (0.085 R)
• M7: 2,567,399 km (0.092 R)
• M8: 5,155,591 km (0.09 R)
• M9: 6,220,878 km (0.058 R)
• M10: 7,654,773 km (0.072 R)
• M11: 8,245,386 km (0.035 R)
• M12: 8,697,620 km (0.119 R)
• M13: 9,651,905 km (0.09 R)
• M14: 16,374,385 km (0.056 R)
• M15: 18,235,831 km (0.083 R)
• M16: 21,825,581 km (0.079 R)
• M17: 29,124,162 km (0.112 R)
• M18: 29,789,125 km (0.118 R)
• M19: 32,856,330 km (0.082 R)
• M20: 33,680,764 km (0.046 R)
• M21: 34,203,010 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.3

Radius: 14.3

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 10.7 AU - 10.86 AU

Year: 12616 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,973,120 km

• M1: 178,620 km (0.116 R)
• M2: 834,008 km (0.068 R)
• M3: 1,487,302 km (0.06 R)
• M4: 2,118,007 km (0.081 R)
• M5: 2,606,145 km (0.105 R)
• M6: 3,430,578 km (0.082 R)
• M7: 3,927,393 km (0.075 R)
• M8: 4,648,155 km (0.084 R)
• M9: 5,149,308 km (0.086 R)
• M10: 5,686,514 km (0.102 R)
• M11: 9,654,897 km (0.104 R)
• M12: 11,155,663 km (0.099 R)
• M13: 12,206,588 km (0.113 R)
• M14: 13,798,160 km (0.119 R)
• M15: 16,051,403 km (0.052 R)
• M16: 16,895,135 km (0.053 R)
• M17: 18,345,336 km (0.117 R)
• M18: 19,877,069 km (0.043 R)
• M19: 20,499,097 km (0.092 R)
• M20: 21,564,683 km (0.113 R)
• M21: 22,592,270 km (0.084 R)
• M22: 23,575,428 km (0.079 R)
• M23: 24,038,732 km (0.096 R)
• M24: 26,696,638 km (0.079 R)
• M25: 29,100,825 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.6

Radius: 6.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 14.98 AU - 15.04 AU

Year: 20728 Days

Day: 24.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,973,120 km

• M1: 696,677 km (0.068 R)
• M2: 1,087,726 km (0.041 R)
• M3: 1,372,112 km (0.099 R)
• M4: 3,762,536 km (0.053 R)
• M5: 4,505,589 km (0.041 R)
• M6: 5,441,473 km (0.049 R)
• M7: 6,352,225 km (0.08 R)
• M8: 7,360,664 km (0.093 R)
• M9: 10,916,007 km (0.083 R)
• M10: 15,948,180 km (0.12 R)
• M11: 18,695,246 km (0.108 R)
• M12: 23,207,118 km (0.103 R)
• M13: 24,008,513 km (0.091 R)
• M14: 25,384,963 km (0.105 R)
• M15: 30,989,049 km (0.073 R)
• M16: 32,398,560 km (0.078 R)
• M17: 33,174,973 km (0.064 R)
• M18: 39,586,589 km (0.12 R)
• M19: 45,660,860 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.3

Radius: 5.6

Gravity: 22.52 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.57 AU - 22.79 AU

Year: 28778 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 97,973,120 km

• M1: 76,893 km (0.098 R)
• M2: 455,825 km (0.065 R)
• M3: 720,164 km (0.099 R)
• M4: 976,276 km (0.111 R)
• M5: 1,474,437 km (0.11 R)
• M6: 1,674,000 km (0.118 R)
• M7: 2,018,225 km (0.119 R)
• M8: 2,384,141 km (0.07 R)
• M9: 2,739,586 km (0.095 R)
• M10: 3,014,547 km (0.093 R)
• M11: 6,195,596 km (0.087 R)
• M12: 7,375,025 km (0.101 R)
• M13: 9,291,823 km (0.078 R)
• M14: 11,872,237 km (0.099 R)
• M15: 16,005,476 km (0.082 R)
• M16: 16,181,254 km (0.047 R)
• M17: 17,355,298 km (0.112 R)
• M18: 19,469,714 km (0.077 R)
• M19: 19,973,111 km (0.113 R)
• M20: 21,965,605 km (0.073 R)
• M21: 23,177,647 km (0.099 R)
• M22: 25,137,678 km (0.082 R)
• M23: 31,262,813 km (0.108 R)
• M24: 33,939,269 km (0.062 R)
• M25: 41,207,631 km (0.05 R)
• M26: 43,046,937 km (0.055 R)
• M27: 49,634,479 km (0.119 R)
• M28: 54,050,459 km (0.117 R)
• M29: 56,049,535 km (0.12 R)
• M30: 58,930,341 km (0.108 R)
• M31: 59,560,298 km (0.09 R)
• M32: 73,361,449 km (0.066 R)
• M33: 77,054,123 km (0.056 R)
• M34: 79,073,246 km (0.068 R)
• M35: 85,074,364 km (0.106 R)
• M36: 97,973,142 km (0.108 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 16,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit