🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.78 AU - 1.02 AU

Year: 390 Days

Day: 44.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.91 AU - 1.35 AU

Year: 548 Days

Day: 47.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.21 AU - 1.35 AU

Year: 661 Days

Day: 17 Hours

Environment

Temp: -103 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,799,033 km

• M1: 161,865 km (0.105 R)
• M2: 1,047,933 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.14 AU - 1.46 AU

Year: 677 Days

Day: 25.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.2

Radius: 14.1

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.18 AU - 3.94 AU

Year: 3067 Days

Day: 6.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,799,033 km

• M1: 175,478 km (0.086 R)
• M2: 624,272 km (0.104 R)
• M3: 1,218,923 km (0.119 R)
• M4: 1,960,929 km (0.119 R)
• M5: 3,379,266 km (0.049 R)
• M6: 4,165,553 km (0.068 R)
• M7: 5,288,883 km (0.032 R)
• M8: 7,000,283 km (0.071 R)
• M9: 10,897,906 km (0.06 R)
• M10: 12,139,718 km (0.048 R)
• M11: 13,059,595 km (0.11 R)
• M12: 13,726,652 km (0.111 R)
• M13: 15,448,075 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.2

Radius: 10.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.38 AU - 5.4 AU

Year: 4199 Days

Day: 10.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,799,033 km

• M1: 131,796 km (0.118 R)
• M2: 689,646 km (0.089 R)
• M3: 1,053,618 km (0.09 R)
• M4: 1,601,445 km (0.111 R)
• M5: 2,317,271 km (0.06 R)
• M6: 2,796,732 km (0.104 R)
• M7: 3,775,551 km (0.115 R)
• M8: 4,804,186 km (0.099 R)
• M9: 7,438,156 km (0.077 R)
• M10: 7,950,229 km (0.082 R)
• M11: 8,349,656 km (0.113 R)
• M12: 9,297,358 km (0.065 R)
• M13: 10,276,327 km (0.097 R)
• M14: 10,993,349 km (0.071 R)
• M15: 11,447,678 km (0.071 R)
• M16: 13,578,999 km (0.115 R)
• M17: 14,491,396 km (0.074 R)
• M18: 18,961,979 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.2

Radius: 9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.08 AU - 5.8 AU

Year: 5013 Days

Day: 8.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,799,033 km

• M1: 111,899 km (0.101 R)
• M2: 624,272 km (0.09 R)
• M3: 2,443,980 km (0.066 R)
• M4: 3,872,939 km (0.11 R)
• M5: 4,921,920 km (0.098 R)
• M6: 5,657,492 km (0.05 R)
• M7: 6,206,068 km (0.104 R)
• M8: 8,134,534 km (0.059 R)
• M9: 9,124,573 km (0.102 R)
• M10: 11,173,016 km (0.093 R)
• M11: 12,125,506 km (0.092 R)
• M12: 13,272,622 km (0.081 R)
• M13: 14,895,460 km (0.065 R)
• M14: 20,552,653 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 11.2

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.37 AU - 7.03 AU

Year: 7918 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,799,033 km

• M1: 139,276 km (0.086 R)
• M2: 617,690 km (0.045 R)
• M3: 1,095,804 km (0.044 R)
• M4: 1,728,304 km (0.081 R)
• M5: 2,962,038 km (0.12 R)
• M6: 4,173,033 km (0.105 R)
• M7: 5,432,048 km (0.109 R)
• M8: 5,893,707 km (0.086 R)
• M9: 6,257,081 km (0.046 R)
• M10: 8,304,477 km (0.082 R)
• M11: 10,989,011 km (0.086 R)
• M12: 12,306,519 km (0.112 R)
• M13: 12,902,368 km (0.037 R)
• M14: 15,423,241 km (0.11 R)
• M15: 17,072,109 km (0.048 R)
• M16: 23,542,666 km (0.094 R)
• M17: 24,383,855 km (0.104 R)
• M18: 26,126,371 km (0.086 R)
• M19: 27,950,268 km (0.103 R)
• M20: 28,980,249 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.9

Radius: 3.5

Gravity: 56.64 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 8.05 AU - 13.35 AU

Year: 15980 Days

Day: 23.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,799,033 km

• M1: 51,761 km (0.05 R)
• M2: 231,877 km (0.109 R)
• M3: 561,740 km (0.047 R)
• M4: 833,111 km (0.075 R)
• M5: 1,159,683 km (0.092 R)
• M6: 1,854,714 km (0.089 R)
• M7: 2,198,191 km (0.106 R)
• M8: 2,449,815 km (0.093 R)
• M9: 2,696,950 km (0.084 R)
• M10: 2,814,684 km (0.117 R)
• M11: 2,960,542 km (0.12 R)
• M12: 4,542,390 km (0.052 R)
• M13: 4,950,044 km (0.096 R)
• M14: 5,271,530 km (0.074 R)
• M15: 6,697,646 km (0.098 R)
• M16: 9,396,392 km (0.119 R)
• M17: 9,777,717 km (0.083 R)
• M18: 11,653,225 km (0.072 R)
• M19: 12,093,193 km (0.096 R)
• M20: 12,414,230 km (0.107 R)
• M21: 14,604,791 km (0.056 R)
• M22: 16,880,025 km (0.099 R)
• M23: 17,688,153 km (0.078 R)
• M24: 18,437,040 km (0.117 R)
• M25: 19,468,218 km (0.088 R)
• M26: 20,356,381 km (0.044 R)
• M27: 20,719,155 km (0.099 R)
• M28: 21,271,321 km (0.097 R)
• M29: 24,484,534 km (0.091 R)
• M30: 24,689,034 km (0.059 R)
• M31: 25,101,476 km (0.065 R)
• M32: 25,309,417 km (0.119 R)
• M33: 26,581,298 km (0.074 R)
• M34: 27,562,809 km (0.088 R)
• M35: 27,895,216 km (0.034 R)
• M36: 30,770,337 km (0.078 R)
• M37: 37,100,721 km (0.079 R)
• M38: 38,739,416 km (0.111 R)
• M39: 50,086,713 km (0.064 R)
• M40: 50,416,278 km (0.066 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 17,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit