🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.63 AU - 1.05 AU

Year: 287 Days

Day: 13.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,161,129 km

• M1: 110,104 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.02 AU - 1.06 AU

Year: 395 Days

Day: 32.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.4

Radius: 13.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.15 AU - 10.17 AU

Year: 8689 Days

Day: 6.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,161,129 km

• M1: 172,486 km (0.078 R)
• M2: 1,107,323 km (0.119 R)
• M3: 1,617,003 km (0.084 R)
• M4: 2,146,879 km (0.052 R)
• M5: 3,809,959 km (0.074 R)
• M6: 5,567,584 km (0.081 R)
• M7: 6,718,889 km (0.116 R)
• M8: 7,490,515 km (0.089 R)
• M9: 8,802,488 km (0.095 R)
• M10: 12,210,029 km (0.06 R)
• M11: 12,718,811 km (0.035 R)
• M12: 13,300,747 km (0.052 R)
• M13: 14,897,405 km (0.118 R)
• M14: 18,690,309 km (0.075 R)
• M15: 19,367,090 km (0.111 R)
• M16: 20,610,398 km (0.058 R)
• M17: 22,743,514 km (0.097 R)
• M18: 24,127,145 km (0.033 R)
• M19: 30,742,662 km (0.091 R)
• M20: 33,851,605 km (0.115 R)
• M21: 34,296,359 km (0.119 R)
• M22: 41,316,987 km (0.116 R)
• M23: 42,337,095 km (0.064 R)
• M24: 43,635,904 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.4

Radius: 5.6

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 15.14 AU - 16.08 AU

Year: 22991 Days

Day: 20.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,161,129 km

• M1: 79,586 km (0.065 R)
• M2: 300,991 km (0.108 R)
• M3: 941,868 km (0.107 R)
• M4: 1,158,037 km (0.118 R)
• M5: 1,334,712 km (0.057 R)
• M6: 3,001,083 km (0.069 R)
• M7: 4,056,645 km (0.116 R)
• M8: 5,120,735 km (0.115 R)
• M9: 8,880,878 km (0.055 R)
• M10: 9,684,817 km (0.111 R)
• M11: 15,027,405 km (0.1 R)
• M12: 17,279,152 km (0.036 R)
• M13: 35,921,441 km (0.077 R)
• M14: 57,877,920 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.7

Radius: 3

Gravity: 36.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 16.28 AU - 17.08 AU

Year: 25395 Days

Day: 20.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,161,129 km

• M1: 37,699 km (0.036 R)
• M2: 228,436 km (0.053 R)
• M3: 356,043 km (0.043 R)
• M4: 492,925 km (0.088 R)
• M5: 988,393 km (0.115 R)
• M6: 1,192,594 km (0.085 R)
• M7: 1,423,873 km (0.105 R)
• M8: 1,518,119 km (0.055 R)
• M9: 3,128,091 km (0.063 R)
• M10: 4,699,916 km (0.095 R)
• M11: 5,310,575 km (0.07 R)
• M12: 6,643,492 km (0.105 R)
• M13: 7,646,396 km (0.08 R)
• M14: 8,385,559 km (0.113 R)
• M15: 9,279,257 km (0.106 R)
• M16: 10,004,208 km (0.042 R)
• M17: 10,234,589 km (0.101 R)
• M18: 10,706,121 km (0.061 R)
• M19: 15,542,321 km (0.081 R)
• M20: 15,696,257 km (0.099 R)
• M21: 18,559,261 km (0.117 R)
• M22: 19,885,895 km (0.105 R)
• M23: 20,804,725 km (0.069 R)
• M24: 24,037,087 km (0.045 R)
• M25: 25,610,856 km (0.107 R)
• M26: 49,985,735 km (0.059 R)
• M27: 50,997,017 km (0.055 R)
• M28: 55,716,979 km (0.043 R)
• M29: 56,077,809 km (0.104 R)
• M30: 61,677,856 km (0.115 R)
• M31: 62,257,547 km (0.1 R)
• M32: 64,612,667 km (0.076 R)
• M33: 65,611,233 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.7

Radius: 7.9

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.6 AU - 17.76 AU

Year: 26545 Days

Day: 24.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,161,129 km

• M1: 98,286 km (0.059 R)
• M2: 370,404 km (0.08 R)
• M3: 831,615 km (0.094 R)
• M4: 1,245,402 km (0.073 R)
• M5: 1,929,962 km (0.113 R)
• M6: 2,687,077 km (0.119 R)
• M7: 3,292,948 km (0.059 R)
• M8: 4,191,732 km (0.089 R)
• M9: 5,164,567 km (0.079 R)
• M10: 6,749,706 km (0.091 R)
• M11: 10,584,498 km (0.078 R)
• M12: 11,731,166 km (0.092 R)
• M13: 12,154,977 km (0.04 R)
• M14: 12,662,263 km (0.083 R)
• M15: 13,259,308 km (0.037 R)
• M16: 15,246,267 km (0.092 R)
• M17: 18,068,730 km (0.116 R)
• M18: 21,014,611 km (0.102 R)
• M19: 25,070,359 km (0.078 R)
• M20: 26,975,189 km (0.04 R)
• M21: 29,489,480 km (0.077 R)
• M22: 39,045,942 km (0.101 R)
• M23: 43,922,533 km (0.096 R)
• M24: 47,035,216 km (0.091 R)
• M25: 49,555,641 km (0.066 R)
• M26: 52,354,468 km (0.109 R)
• M27: 53,695,912 km (0.101 R)
• M28: 60,121,290 km (0.11 R)
• M29: 62,657,123 km (0.04 R)
• M30: 65,704,731 km (0.118 R)
• M31: 68,621,740 km (0.09 R)
• M32: 85,560,707 km (0.116 R)
• M33: 90,945,482 km (0.113 R)
• M34: 91,220,443 km (0.107 R)
• M35: 92,882,176 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 11,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit