🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.63 AU - 0.75 AU

Year: 217 Days

Day: 45.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.66 AU - 1.98 AU

Year: 930 Days

Day: 25.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,675,010 km

• M1: 63,878 km (0.081 R)

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 8.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.67 AU - 5.89 AU

Year: 4595 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,675,010 km

• M1: 118,182 km (0.089 R)
• M2: 480,359 km (0.036 R)
• M3: 1,167,761 km (0.109 R)
• M4: 1,440,777 km (0.062 R)
• M5: 1,790,986 km (0.06 R)
• M6: 2,237,535 km (0.117 R)
• M7: 2,634,718 km (0.099 R)
• M8: 2,914,466 km (0.112 R)
• M9: 5,011,379 km (0.066 R)
• M10: 5,567,734 km (0.088 R)
• M11: 6,164,629 km (0.093 R)
• M12: 7,796,293 km (0.065 R)
• M13: 8,882,673 km (0.111 R)
• M14: 11,930,281 km (0.08 R)
• M15: 15,017,233 km (0.106 R)
• M16: 15,412,321 km (0.098 R)
• M17: 16,639,173 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.9

Radius: 13.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.26 AU - 9.54 AU

Year: 10056 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,675,010 km

• M1: 170,392 km (0.108 R)
• M2: 620,083 km (0.11 R)
• M3: 1,289,534 km (0.038 R)
• M4: 1,796,072 km (0.041 R)
• M5: 3,448,081 km (0.092 R)
• M6: 5,066,880 km (0.074 R)
• M7: 5,924,076 km (0.075 R)
• M8: 6,677,750 km (0.031 R)
• M9: 7,423,944 km (0.097 R)
• M10: 8,843,628 km (0.045 R)
• M11: 9,492,733 km (0.057 R)
• M12: 10,481,575 km (0.11 R)
• M13: 11,970,223 km (0.108 R)
• M14: 12,613,793 km (0.119 R)
• M15: 13,755,225 km (0.036 R)
• M16: 15,191,963 km (0.091 R)
• M17: 17,468,543 km (0.105 R)
• M18: 18,427,017 km (0.087 R)
• M19: 19,623,052 km (0.094 R)
• M20: 20,309,557 km (0.088 R)
• M21: 21,297,501 km (0.101 R)
• M22: 22,096,054 km (0.078 R)
• M23: 24,849,702 km (0.079 R)
• M24: 28,082,811 km (0.038 R)
• M25: 30,297,159 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.8

Radius: 15

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.84 AU - 14.14 AU

Year: 14751 Days

Day: 7.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,675,010 km

• M1: 186,549 km (0.1 R)
• M2: 660,026 km (0.095 R)
• M3: 1,254,827 km (0.111 R)
• M4: 2,082,402 km (0.111 R)
• M5: 2,675,259 km (0.092 R)
• M6: 3,778,094 km (0.031 R)
• M7: 4,267,279 km (0.117 R)
• M8: 5,030,528 km (0.106 R)
• M9: 6,188,714 km (0.116 R)
• M10: 7,924,498 km (0.089 R)
• M11: 11,372,281 km (0.099 R)
• M12: 13,891,509 km (0.056 R)
• M13: 14,575,470 km (0.072 R)
• M14: 16,916,527 km (0.102 R)
• M15: 17,617,842 km (0.048 R)
• M16: 24,435,167 km (0.103 R)
• M17: 24,930,784 km (0.041 R)
• M18: 25,635,839 km (0.042 R)
• M19: 28,154,469 km (0.108 R)
• M20: 32,832,245 km (0.055 R)
• M21: 33,314,698 km (0.091 R)
• M22: 34,790,481 km (0.107 R)
• M23: 42,973,335 km (0.1 R)
• M24: 52,518,277 km (0.09 R)
• M25: 54,011,713 km (0.062 R)
• M26: 54,515,858 km (0.09 R)
• M27: 60,089,874 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.5

Radius: 5.8

Gravity: 21.86 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.04 AU - 13.94 AU

Year: 18766 Days

Day: 18.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,675,010 km

• M1: 72,106 km (0.118 R)
• M2: 285,732 km (0.037 R)
• M3: 471,981 km (0.094 R)
• M4: 733,778 km (0.097 R)
• M5: 979,866 km (0.096 R)
• M6: 2,168,122 km (0.063 R)
• M7: 2,381,748 km (0.114 R)
• M8: 4,497,510 km (0.094 R)
• M9: 4,740,158 km (0.101 R)
• M10: 5,176,236 km (0.107 R)
• M11: 6,170,613 km (0.029 R)
• M12: 6,870,282 km (0.077 R)
• M13: 7,768,318 km (0.055 R)
• M14: 9,285,989 km (0.087 R)
• M15: 9,794,621 km (0.101 R)
• M16: 15,238,638 km (0.074 R)
• M17: 15,707,776 km (0.12 R)
• M18: 15,945,787 km (0.114 R)
• M19: 17,256,563 km (0.102 R)
• M20: 22,409,611 km (0.029 R)
• M21: 23,220,581 km (0.088 R)
• M22: 24,367,399 km (0.09 R)
• M23: 25,224,744 km (0.12 R)
• M24: 28,501,686 km (0.092 R)
• M25: 30,302,993 km (0.114 R)
• M26: 33,471,626 km (0.105 R)
• M27: 33,866,116 km (0.06 R)
• M28: 36,714,758 km (0.111 R)
• M29: 42,883,426 km (0.079 R)
• M30: 46,049,516 km (0.053 R)
• M31: 50,738,811 km (0.107 R)
• M32: 61,838,524 km (0.092 R)
• M33: 64,439,582 km (0.103 R)
• M34: 64,846,189 km (0.092 R)
• M35: 65,254,442 km (0.118 R)
• M36: 68,371,014 km (0.069 R)
• M37: 69,644,840 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 13,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit