🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.49 AU - 0.59 AU

Year: 149 Days

Day: 37.8 Hours

Environment

Temp: 149 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,866,615 km

• M1: 44,730 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.61 AU - 0.85 AU

Year: 234 Days

Day: 25.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.72 AU - 1.96 AU

Year: 935 Days

Day: 30.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,866,615 km

• M1: 426,803 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.67 AU - 2.59 AU

Year: 1165 Days

Day: 23.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.4

Radius: 14.8

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.64 AU - 5.96 AU

Year: 5234 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 108,866,615 km

• M1: 184,305 km (0.074 R)
• M2: 706,102 km (0.089 R)
• M3: 1,452,147 km (0.103 R)
• M4: 1,971,700 km (0.094 R)
• M5: 2,492,450 km (0.095 R)
• M6: 3,635,527 km (0.12 R)
• M7: 4,248,280 km (0.085 R)
• M8: 4,758,708 km (0.107 R)
• M9: 5,467,802 km (0.096 R)
• M10: 5,932,154 km (0.091 R)
• M11: 6,724,275 km (0.075 R)
• M12: 7,290,802 km (0.059 R)
• M13: 13,283,393 km (0.077 R)
• M14: 15,007,658 km (0.12 R)
• M15: 17,396,587 km (0.099 R)
• M16: 17,986,750 km (0.07 R)
• M17: 19,020,621 km (0.063 R)
• M18: 21,812,566 km (0.092 R)
• M19: 22,847,784 km (0.064 R)
• M20: 24,278,687 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.2

Radius: 12.5

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.38 AU - 13.8 AU

Year: 14786 Days

Day: 9.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 108,866,615 km

• M1: 176,974 km (0.032 R)
• M2: 799,750 km (0.077 R)
• M3: 1,331,720 km (0.077 R)
• M4: 1,881,492 km (0.075 R)
• M5: 2,313,830 km (0.109 R)
• M6: 3,959,407 km (0.099 R)
• M7: 6,153,708 km (0.081 R)
• M8: 6,946,577 km (0.092 R)
• M9: 10,861,553 km (0.094 R)
• M10: 12,993,772 km (0.108 R)
• M11: 15,688,628 km (0.112 R)
• M12: 16,540,139 km (0.099 R)
• M13: 22,998,129 km (0.115 R)
• M14: 27,169,068 km (0.119 R)
• M15: 28,664,598 km (0.077 R)
• M16: 30,868,473 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.5

Radius: 3

Gravity: 87.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 17.36 AU - 18.36 AU

Year: 28285 Days

Day: 23.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 108,866,615 km

• M1: 42,785 km (0.112 R)
• M2: 238,010 km (0.054 R)
• M3: 1,134,700 km (0.117 R)
• M4: 1,567,337 km (0.077 R)
• M5: 1,800,261 km (0.106 R)
• M6: 2,612,428 km (0.105 R)
• M7: 2,718,493 km (0.072 R)
• M8: 2,968,022 km (0.081 R)
• M9: 3,324,065 km (0.072 R)
• M10: 3,448,979 km (0.084 R)
• M11: 4,562,885 km (0.106 R)
• M12: 4,835,153 km (0.103 R)
• M13: 5,369,217 km (0.082 R)
• M14: 7,206,429 km (0.11 R)
• M15: 7,901,460 km (0.094 R)
• M16: 8,996,068 km (0.079 R)
• M17: 9,548,084 km (0.102 R)
• M18: 11,622,707 km (0.117 R)
• M19: 12,276,899 km (0.089 R)
• M20: 14,141,038 km (0.109 R)
• M21: 14,386,528 km (0.099 R)
• M22: 18,515,579 km (0.073 R)
• M23: 21,487,341 km (0.093 R)
• M24: 23,029,395 km (0.069 R)
• M25: 25,118,380 km (0.109 R)
• M26: 27,711,061 km (0.119 R)
• M27: 28,224,331 km (0.117 R)
• M28: 30,885,976 km (0.062 R)
• M29: 33,420,164 km (0.079 R)
• M30: 34,147,958 km (0.104 R)
• M31: 34,737,822 km (0.06 R)
• M32: 35,635,110 km (0.117 R)
• M33: 38,419,875 km (0.087 R)
• M34: 39,218,428 km (0.099 R)
• M35: 46,187,744 km (0.098 R)
• M36: 46,908,806 km (0.048 R)
• M37: 61,854,980 km (0.118 R)
• M38: 67,464,750 km (0.095 R)
• M39: 68,392,556 km (0.091 R)
• M40: 90,736,494 km (0.056 R)
• M41: 94,733,300 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.9

Radius: 6.8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 17.11 AU - 18.61 AU

Year: 28285 Days

Day: 24.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 108,866,615 km

• M1: 219,460 km (0.085 R)
• M2: 487,240 km (0.038 R)
• M3: 946,805 km (0.108 R)
• M4: 3,279,335 km (0.115 R)
• M5: 5,690,254 km (0.109 R)
• M6: 8,664,110 km (0.083 R)
• M7: 11,385,744 km (0.111 R)
• M8: 18,185,416 km (0.066 R)
• M9: 26,946,017 km (0.077 R)
• M10: 34,128,660 km (0.111 R)
• M11: 38,156,283 km (0.082 R)
• M12: 45,868,203 km (0.104 R)
• M13: 49,587,356 km (0.087 R)
• M14: 50,757,959 km (0.112 R)
• M15: 51,435,039 km (0.057 R)
• M16: 59,285,786 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.9

Radius: 6.7

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 15.36 AU - 22.66 AU

Year: 31060 Days

Day: 24.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,866,615 km

• M1: 84,523 km (0.057 R)
• M2: 504,294 km (0.072 R)
• M3: 772,075 km (0.056 R)
• M4: 1,020,557 km (0.087 R)
• M5: 1,803,552 km (0.1 R)
• M6: 2,763,970 km (0.094 R)
• M7: 3,355,480 km (0.102 R)
• M8: 3,749,072 km (0.055 R)
• M9: 4,028,371 km (0.113 R)
• M10: 4,787,431 km (0.027 R)
• M11: 9,476,876 km (0.05 R)
• M12: 9,864,633 km (0.045 R)
• M13: 10,128,973 km (0.119 R)
• M14: 11,020,875 km (0.115 R)
• M15: 12,189,235 km (0.068 R)
• M16: 13,437,928 km (0.05 R)
• M17: 16,187,088 km (0.101 R)
• M18: 18,182,125 km (0.083 R)
• M19: 20,123,307 km (0.118 R)
• M20: 20,335,437 km (0.107 R)
• M21: 22,538,864 km (0.118 R)
• M22: 26,769,492 km (0.101 R)
• M23: 27,544,110 km (0.111 R)
• M24: 32,363,854 km (0.099 R)
• M25: 33,539,244 km (0.077 R)
• M26: 35,355,512 km (0.079 R)
• M27: 35,975,146 km (0.081 R)
• M28: 40,855,926 km (0.083 R)
• M29: 43,986,412 km (0.1 R)
• M30: 45,064,563 km (0.067 R)
• M31: 46,529,127 km (0.092 R)
• M32: 57,255,294 km (0.087 R)
• M33: 62,509,321 km (0.106 R)
• M34: 69,034,481 km (0.097 R)
• M35: 70,489,469 km (0.062 R)
• M36: 71,224,593 km (0.098 R)
• M37: 87,583,869 km (0.107 R)
• M38: 93,057,206 km (0.062 R)
• M39: 94,831,885 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 19,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit