🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.53 AU - 0.65 AU

Year: 159 Days

Day: 35.6 Hours

Environment

Temp: 178 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.21 AU - 1.29 AU

Year: 491 Days

Day: 45.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.34 AU - 3.5 AU

Year: 1754 Days

Day: 45.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.75 AU - 4.03 AU

Year: 2194 Days

Day: 20.6 Hours

Environment

Temp: -97 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,711,044 km

• M1: 279,748 km (0.072 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.64 AU - 4.28 AU

Year: 2262 Days

Day: 41.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,711,044 km

• M1: 77,492 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.38 AU - 4.68 AU

Year: 2843 Days

Day: 47.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698

Radius: 6.9

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 14.48 AU - 18.54 AU

Year: 23578 Days

Day: 17.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,711,044 km

• M1: 86,168 km (0.07 R)
• M2: 319,990 km (0.115 R)
• M3: 567,275 km (0.043 R)
• M4: 1,356,553 km (0.098 R)
• M5: 1,638,695 km (0.114 R)
• M6: 3,381,959 km (0.097 R)
• M7: 3,840,477 km (0.076 R)
• M8: 4,374,541 km (0.106 R)
• M9: 5,306,685 km (0.088 R)
• M10: 6,592,329 km (0.071 R)
• M11: 7,760,988 km (0.1 R)
• M12: 10,005,854 km (0.045 R)
• M13: 10,691,909 km (0.099 R)
• M14: 12,722,102 km (0.108 R)
• M15: 13,827,780 km (0.101 R)
• M16: 18,339,652 km (0.078 R)
• M17: 19,082,106 km (0.088 R)
• M18: 25,529,475 km (0.072 R)
• M19: 26,925,522 km (0.072 R)
• M20: 28,989,225 km (0.114 R)
• M21: 29,364,117 km (0.052 R)
• M22: 34,395,842 km (0.11 R)
• M23: 35,239,424 km (0.097 R)
• M24: 38,450,991 km (0.03 R)
• M25: 39,055,217 km (0.112 R)
• M26: 40,127,684 km (0.105 R)
• M27: 40,905,743 km (0.096 R)
• M28: 41,377,275 km (0.105 R)
• M29: 49,069,897 km (0.093 R)
• M30: 52,322,304 km (0.032 R)
• M31: 53,064,160 km (0.084 R)
• M32: 70,983,890 km (0.095 R)
• M33: 78,958,803 km (0.09 R)
• M34: 80,918,236 km (0.056 R)
• M35: 82,159,300 km (0.085 R)
• M36: 84,424,960 km (0.119 R)
• M37: 85,445,217 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.9

Radius: 4.1

Gravity: 21.71 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 17.33 AU - 18.51 AU

Year: 26662 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,711,044 km

• M1: 51,013 km (0.113 R)
• M2: 196,871 km (0.062 R)
• M3: 1,318,256 km (0.079 R)
• M4: 1,620,743 km (0.051 R)
• M5: 1,987,258 km (0.104 R)
• M6: 2,127,880 km (0.11 R)
• M7: 2,340,459 km (0.086 R)
• M8: 3,711,374 km (0.088 R)
• M9: 3,925,448 km (0.061 R)
• M10: 4,278,499 km (0.117 R)
• M11: 4,445,750 km (0.115 R)
• M12: 8,052,405 km (0.085 R)
• M13: 8,204,994 km (0.087 R)
• M14: 10,670,367 km (0.042 R)
• M15: 11,166,135 km (0.042 R)
• M16: 12,136,875 km (0.097 R)
• M17: 13,660,380 km (0.12 R)
• M18: 13,804,892 km (0.099 R)
• M19: 14,023,604 km (0.057 R)
• M20: 14,244,560 km (0.107 R)
• M21: 14,921,490 km (0.083 R)
• M22: 17,587,474 km (0.04 R)
• M23: 19,899,210 km (0.096 R)
• M24: 20,460,052 km (0.049 R)
• M25: 26,547,489 km (0.027 R)
• M26: 27,917,655 km (0.095 R)
• M27: 33,476,114 km (0.099 R)
• M28: 41,216,158 km (0.048 R)
• M29: 45,739,998 km (0.033 R)
• M30: 47,208,450 km (0.107 R)
• M31: 48,708,020 km (0.078 R)
• M32: 52,684,032 km (0.1 R)
• M33: 60,882,593 km (0.106 R)
• M34: 63,458,070 km (0.058 R)
• M35: 65,283,164 km (0.084 R)
• M36: 65,899,208 km (0.116 R)
• M37: 67,560,942 km (0.05 R)
• M38: 68,825,343 km (0.061 R)
• M39: 70,105,601 km (0.045 R)
• M40: 71,837,047 km (0.119 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 16,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit