🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.56 AU - 0.86 AU

Year: 211 Days

Day: 12.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.8 AU - 1.88 AU

Year: 881 Days

Day: 37.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,545,257 km

• M1: 216,319 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2 AU - 2.16 AU

Year: 1059 Days

Day: 31.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.01 AU - 2.45 AU

Year: 1176 Days

Day: 27.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,545,257 km

• M1: 35,155 km (0.089 R)
• M2: 1,236,875 km (0.095 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.62 AU - 4.82 AU

Year: 3621 Days

Day: 14.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.3

Radius: 8.3

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.81 AU - 12.13 AU

Year: 11962 Days

Day: 13.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,545,257 km

• M1: 115,340 km (0.098 R)
• M2: 390,002 km (0.065 R)
• M3: 1,054,815 km (0.106 R)
• M4: 1,505,403 km (0.081 R)
• M5: 2,518,031 km (0.058 R)
• M6: 3,278,138 km (0.098 R)
• M7: 3,606,356 km (0.077 R)
• M8: 4,299,592 km (0.095 R)
• M9: 4,756,315 km (0.071 R)
• M10: 5,695,640 km (0.103 R)
• M11: 13,045,084 km (0.102 R)
• M12: 13,614,154 km (0.116 R)
• M13: 17,306,379 km (0.077 R)
• M14: 17,762,354 km (0.116 R)
• M15: 19,503,374 km (0.117 R)
• M16: 24,633,234 km (0.078 R)
• M17: 25,698,221 km (0.052 R)
• M18: 28,652,630 km (0.071 R)
• M19: 29,077,189 km (0.099 R)
• M20: 34,146,462 km (0.107 R)
• M21: 35,105,384 km (0.086 R)
• M22: 35,591,428 km (0.11 R)
• M23: 36,329,095 km (0.076 R)
• M24: 38,732,086 km (0.089 R)
• M25: 44,842,411 km (0.035 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 14.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.55 AU - 11.71 AU

Year: 12238 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,545,257 km

• M1: 176,825 km (0.055 R)
• M2: 697,276 km (0.12 R)
• M3: 1,694,794 km (0.093 R)
• M4: 2,179,491 km (0.059 R)
• M5: 3,389,439 km (0.046 R)
• M6: 4,228,384 km (0.106 R)
• M7: 5,333,613 km (0.055 R)
• M8: 5,812,476 km (0.095 R)
• M9: 6,357,461 km (0.061 R)
• M10: 7,425,141 km (0.096 R)
• M11: 9,763,954 km (0.113 R)
• M12: 10,589,734 km (0.11 R)
• M13: 11,743,732 km (0.117 R)
• M14: 15,435,209 km (0.074 R)
• M15: 17,063,582 km (0.083 R)
• M16: 17,506,691 km (0.111 R)
• M17: 25,017,102 km (0.08 R)
• M18: 28,069,647 km (0.057 R)
• M19: 29,526,431 km (0.057 R)
• M20: 42,638,983 km (0.061 R)
• M21: 47,847,233 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.1

Radius: 6.2

Gravity: 25.81 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 11.21 AU - 15.27 AU

Year: 17011 Days

Day: 16.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,545,257 km

• M1: 77,492 km (0.095 R)
• M2: 312,510 km (0.085 R)
• M3: 667,356 km (0.04 R)
• M4: 944,860 km (0.119 R)
• M5: 1,254,677 km (0.08 R)
• M6: 1,497,624 km (0.117 R)
• M7: 1,845,589 km (0.095 R)
• M8: 2,203,577 km (0.047 R)
• M9: 2,654,614 km (0.096 R)
• M10: 3,302,822 km (0.054 R)
• M11: 3,531,108 km (0.074 R)
• M12: 5,359,194 km (0.096 R)
• M13: 6,130,072 km (0.107 R)
• M14: 6,388,278 km (0.049 R)
• M15: 6,972,607 km (0.075 R)
• M16: 7,397,465 km (0.091 R)
• M17: 8,939,520 km (0.117 R)
• M18: 9,497,819 km (0.094 R)
• M19: 9,961,124 km (0.104 R)
• M20: 13,275,465 km (0.101 R)
• M21: 17,687,405 km (0.119 R)
• M22: 22,374,157 km (0.104 R)
• M23: 36,997,199 km (0.081 R)
• M24: 40,201,585 km (0.04 R)
• M25: 55,984,759 km (0.052 R)
• M26: 58,256,104 km (0.096 R)
• M27: 58,833,402 km (0.081 R)
• M28: 59,999,368 km (0.074 R)
• M29: 60,391,464 km (0.101 R)
• M30: 63,386,712 km (0.101 R)
• M31: 63,589,866 km (0.05 R)
• M32: 67,532,368 km (0.103 R)
• M33: 73,187,018 km (0.117 R)
• M34: 75,671,540 km (0.118 R)
• M35: 77,050,084 km (0.099 R)
• M36: 77,281,512 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.7

Radius: 7.4

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 12.11 AU - 18.05 AU

Year: 20678 Days

Day: 23.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,545,257 km

• M1: 92,003 km (0.099 R)
• M2: 459,265 km (0.112 R)
• M3: 772,224 km (0.039 R)
• M4: 3,462,293 km (0.054 R)
• M5: 4,059,189 km (0.105 R)
• M6: 6,138,150 km (0.105 R)
• M7: 6,608,486 km (0.098 R)
• M8: 7,766,972 km (0.058 R)
• M9: 8,893,444 km (0.093 R)
• M10: 9,439,925 km (0.113 R)
• M11: 11,151,773 km (0.092 R)
• M12: 12,581,331 km (0.076 R)
• M13: 13,695,087 km (0.102 R)
• M14: 14,797,473 km (0.095 R)
• M15: 17,429,050 km (0.102 R)
• M16: 17,939,029 km (0.114 R)
• M17: 18,810,885 km (0.052 R)
• M18: 19,710,716 km (0.111 R)
• M19: 21,209,537 km (0.093 R)
• M20: 24,432,474 km (0.11 R)
• M21: 25,178,668 km (0.107 R)
• M22: 30,832,869 km (0.069 R)
• M23: 31,453,401 km (0.116 R)
• M24: 32,082,311 km (0.119 R)
• M25: 37,418,766 km (0.097 R)
• M26: 39,272,882 km (0.117 R)
• M27: 40,002,022 km (0.111 R)
• M28: 40,888,838 km (0.057 R)
• M29: 44,410,073 km (0.08 R)
• M30: 44,725,575 km (0.081 R)
• M31: 46,975,527 km (0.093 R)
• M32: 49,299,978 km (0.116 R)
• M33: 49,977,956 km (0.049 R)
• M34: 51,874,258 km (0.099 R)
• M35: 55,444,262 km (0.082 R)
• M36: 58,984,196 km (0.098 R)
• M37: 60,325,641 km (0.108 R)
• M38: 69,437,497 km (0.117 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 20,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit