🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.51 AU - 2.25 AU

Year: 1177 Days

Day: 41.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,481,401 km

• M1: 35,903 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.11 AU - 2.25 AU

Year: 1470 Days

Day: 18.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,481,401 km

• M1: 393,293 km (0.118 R)
• M2: 563,984 km (0.119 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 14.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.93 AU - 3.05 AU

Year: 2361 Days

Day: 5.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,481,401 km

• M1: 177,872 km (0.105 R)
• M2: 738,116 km (0.04 R)
• M3: 1,348,625 km (0.06 R)
• M4: 2,479,585 km (0.097 R)
• M5: 3,336,930 km (0.086 R)
• M6: 3,918,118 km (0.06 R)
• M7: 4,585,025 km (0.099 R)
• M8: 5,451,047 km (0.086 R)
• M9: 6,102,247 km (0.077 R)
• M10: 6,684,182 km (0.05 R)
• M11: 7,613,484 km (0.115 R)
• M12: 8,123,464 km (0.078 R)
• M13: 10,330,930 km (0.115 R)
• M14: 11,643,501 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.3

Radius: 13.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.69 AU - 3.53 AU

Year: 2504 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,481,401 km

• M1: 169,494 km (0.115 R)
• M2: 711,188 km (0.088 R)
• M3: 1,193,193 km (0.094 R)
• M4: 1,746,854 km (0.077 R)
• M5: 2,192,207 km (0.117 R)
• M6: 2,774,592 km (0.12 R)
• M7: 3,402,753 km (0.106 R)
• M8: 4,608,662 km (0.066 R)
• M9: 5,553,073 km (0.114 R)
• M10: 6,040,463 km (0.084 R)
• M11: 7,031,698 km (0.087 R)
• M12: 7,603,312 km (0.115 R)
• M13: 8,180,161 km (0.109 R)
• M14: 8,705,250 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.4

Radius: 13.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.43 AU - 6.93 AU

Year: 6180 Days

Day: 5.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,481,401 km

• M1: 171,888 km (0.103 R)
• M2: 1,469,799 km (0.088 R)
• M3: 2,239,480 km (0.111 R)
• M4: 3,067,056 km (0.118 R)
• M5: 3,579,877 km (0.086 R)
• M6: 4,415,680 km (0.055 R)
• M7: 5,498,470 km (0.076 R)
• M8: 9,925,520 km (0.08 R)
• M9: 12,399,420 km (0.091 R)
• M10: 13,441,967 km (0.091 R)
• M11: 16,000,988 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215

Radius: 12.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.35 AU - 6.65 AU

Year: 6710 Days

Day: 13.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,481,401 km

• M1: 160,818 km (0.051 R)
• M2: 682,017 km (0.066 R)
• M3: 1,118,394 km (0.101 R)
• M4: 1,771,987 km (0.074 R)
• M5: 2,420,942 km (0.085 R)
• M6: 2,938,252 km (0.055 R)
• M7: 4,682,264 km (0.071 R)
• M8: 5,412,152 km (0.102 R)
• M9: 7,755,752 km (0.052 R)
• M10: 9,001,603 km (0.035 R)
• M11: 10,751,749 km (0.117 R)
• M12: 11,932,525 km (0.088 R)
• M13: 12,671,837 km (0.097 R)
• M14: 13,197,823 km (0.116 R)
• M15: 14,706,518 km (0.102 R)
• M16: 21,834,557 km (0.107 R)
• M17: 23,939,698 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.2

Radius: 5.6

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.96 AU - 10.58 AU

Year: 15026 Days

Day: 21.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 56,481,401 km

• M1: 70,311 km (0.091 R)
• M2: 265,835 km (0.117 R)
• M3: 632,051 km (0.092 R)
• M4: 832,213 km (0.103 R)
• M5: 1,161,777 km (0.097 R)
• M6: 1,482,066 km (0.101 R)
• M7: 1,738,327 km (0.091 R)
• M8: 2,177,995 km (0.027 R)
• M9: 2,598,515 km (0.099 R)
• M10: 4,439,616 km (0.058 R)
• M11: 4,735,221 km (0.05 R)
• M12: 5,777,919 km (0.107 R)
• M13: 6,373,468 km (0.083 R)
• M14: 7,230,065 km (0.04 R)
• M15: 9,433,642 km (0.041 R)
• M16: 10,033,529 km (0.092 R)
• M17: 11,009,954 km (0.096 R)
• M18: 15,109,535 km (0.088 R)
• M19: 17,335,252 km (0.109 R)
• M20: 18,906,478 km (0.048 R)
• M21: 19,335,226 km (0.108 R)
• M22: 19,595,526 km (0.032 R)
• M23: 21,576,650 km (0.038 R)
• M24: 21,856,847 km (0.104 R)
• M25: 23,588,742 km (0.057 R)
• M26: 29,789,125 km (0.11 R)
• M27: 30,721,419 km (0.107 R)
• M28: 31,793,287 km (0.078 R)
• M29: 34,518,213 km (0.079 R)
• M30: 34,773,277 km (0.094 R)
• M31: 35,806,699 km (0.107 R)
• M32: 40,285,809 km (0.063 R)
• M33: 42,148,302 km (0.1 R)
• M34: 47,132,305 km (0.085 R)
• M35: 47,761,963 km (0.045 R)
• M36: 48,877,215 km (0.099 R)
• M37: 55,061,890 km (0.057 R)
• M38: 56,996,340 km (0.092 R)
• M39: 57,174,511 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.3

Radius: 6.6

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 11.16 AU - 11.78 AU

Year: 17736 Days

Day: 22.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,481,401 km

• M1: 82,129 km (0.102 R)
• M2: 433,385 km (0.12 R)
• M3: 804,687 km (0.117 R)
• M4: 1,192,145 km (0.049 R)
• M5: 1,589,627 km (0.096 R)
• M6: 1,912,908 km (0.081 R)
• M7: 3,531,557 km (0.083 R)
• M8: 3,884,458 km (0.094 R)
• M9: 4,985,349 km (0.083 R)
• M10: 8,012,312 km (0.037 R)
• M11: 8,718,564 km (0.083 R)
• M12: 9,414,493 km (0.117 R)
• M13: 11,373,328 km (0.118 R)
• M14: 12,946,649 km (0.104 R)
• M15: 16,668,045 km (0.04 R)
• M16: 17,427,554 km (0.055 R)
• M17: 21,663,716 km (0.097 R)
• M18: 24,451,174 km (0.093 R)
• M19: 28,207,127 km (0.094 R)
• M20: 29,284,681 km (0.118 R)
• M21: 30,166,111 km (0.1 R)
• M22: 33,869,556 km (0.109 R)
• M23: 41,197,159 km (0.05 R)
• M24: 55,975,334 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 19,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit