🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.96 AU - 1.36 AU

Year: 435 Days

Day: 45.8 Hours

Environment

Temp: 42 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,376,126 km

• M1: 669,899 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.66 AU - 2.54 AU

Year: 1060 Days

Day: 47.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,376,126 km

• M1: 73,453 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.13 AU - 4.15 AU

Year: 2418 Days

Day: 45 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.72 AU - 5.32 AU

Year: 3347 Days

Day: 26.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.6

Radius: 8.3

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.73 AU - 6.91 AU

Year: 6203 Days

Day: 6.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,376,126 km

• M1: 103,971 km (0.089 R)
• M2: 367,712 km (0.104 R)
• M3: 718,369 km (0.074 R)
• M4: 1,107,323 km (0.029 R)
• M5: 2,676,904 km (0.051 R)
• M6: 3,055,836 km (0.08 R)
• M7: 3,759,245 km (0.119 R)
• M8: 4,566,325 km (0.075 R)
• M9: 4,886,914 km (0.116 R)
• M10: 5,663,476 km (0.105 R)
• M11: 5,939,933 km (0.067 R)
• M12: 7,279,582 km (0.101 R)
• M13: 8,174,177 km (0.065 R)
• M14: 8,448,390 km (0.106 R)
• M15: 8,809,968 km (0.116 R)
• M16: 9,607,325 km (0.054 R)
• M17: 10,045,946 km (0.084 R)
• M18: 10,315,521 km (0.103 R)
• M19: 13,772,728 km (0.073 R)
• M20: 14,557,818 km (0.089 R)
• M21: 14,903,389 km (0.074 R)
• M22: 16,526,376 km (0.094 R)
• M23: 18,263,955 km (0.075 R)
• M24: 19,280,174 km (0.116 R)
• M25: 20,765,680 km (0.103 R)
• M26: 21,424,958 km (0.116 R)
• M27: 21,722,508 km (0.107 R)
• M28: 26,352,413 km (0.108 R)
• M29: 30,932,651 km (0.084 R)
• M30: 32,865,007 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.3

Radius: 10.1

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 13.05 AU - 13.07 AU

Year: 16436 Days

Day: 5.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,376,126 km

• M1: 142,417 km (0.096 R)
• M2: 459,714 km (0.12 R)
• M3: 1,253,032 km (0.051 R)
• M4: 1,622,987 km (0.112 R)
• M5: 2,144,186 km (0.118 R)
• M6: 4,177,221 km (0.092 R)
• M7: 4,805,532 km (0.098 R)
• M8: 5,344,982 km (0.098 R)
• M9: 6,674,459 km (0.047 R)
• M10: 8,567,021 km (0.114 R)
• M11: 12,104,113 km (0.064 R)
• M12: 15,342,458 km (0.114 R)
• M13: 19,294,535 km (0.092 R)
• M14: 20,379,269 km (0.086 R)
• M15: 21,030,618 km (0.072 R)
• M16: 23,571,688 km (0.111 R)
• M17: 25,339,935 km (0.113 R)
• M18: 29,965,052 km (0.118 R)
• M19: 33,685,850 km (0.064 R)
• M20: 34,727,799 km (0.082 R)
• M21: 48,134,312 km (0.099 R)
• M22: 52,170,462 km (0.086 R)
• M23: 56,063,298 km (0.086 R)
• M24: 61,871,435 km (0.1 R)
• M25: 62,844,270 km (0.053 R)
• M26: 63,236,366 km (0.036 R)
• M27: 67,656,535 km (0.115 R)
• M28: 69,732,055 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.1

Radius: 3.7

Gravity: 56.84 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.82 AU - 15.18 AU

Year: 20232 Days

Day: 23.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,376,126 km

• M1: 53,257 km (0.045 R)
• M2: 217,665 km (0.096 R)
• M3: 367,412 km (0.039 R)
• M4: 1,110,465 km (0.11 R)
• M5: 1,325,587 km (0.119 R)
• M6: 1,820,157 km (0.069 R)
• M7: 2,016,280 km (0.099 R)
• M8: 2,998,540 km (0.099 R)
• M9: 3,244,329 km (0.052 R)
• M10: 7,139,409 km (0.099 R)
• M11: 7,677,363 km (0.098 R)
• M12: 7,981,944 km (0.097 R)
• M13: 9,055,309 km (0.112 R)
• M14: 9,338,049 km (0.042 R)
• M15: 12,084,965 km (0.077 R)
• M16: 13,132,299 km (0.115 R)
• M17: 14,543,755 km (0.115 R)
• M18: 15,405,589 km (0.102 R)
• M19: 15,565,958 km (0.069 R)
• M20: 17,489,786 km (0.112 R)
• M21: 19,379,806 km (0.113 R)
• M22: 22,105,479 km (0.068 R)
• M23: 25,858,142 km (0.053 R)
• M24: 30,013,970 km (0.119 R)
• M25: 30,138,885 km (0.039 R)
• M26: 30,389,611 km (0.094 R)
• M27: 31,022,709 km (0.113 R)
• M28: 32,709,574 km (0.042 R)
• M29: 35,562,107 km (0.109 R)
• M30: 40,220,884 km (0.105 R)
• M31: 42,695,681 km (0.099 R)
• M32: 48,116,659 km (0.099 R)
• M33: 50,725,496 km (0.105 R)
• M34: 50,902,620 km (0.084 R)
• M35: 51,080,343 km (0.084 R)
• M36: 51,794,822 km (0.089 R)
• M37: 51,974,489 km (0.087 R)
• M38: 58,918,972 km (0.077 R)
• M39: 62,104,210 km (0.115 R)
• M40: 64,152,204 km (0.08 R)
• M41: 66,881,169 km (0.113 R)
• M42: 67,094,196 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.4

Radius: 5.7

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 17.06 AU - 23.86 AU

Year: 32229 Days

Day: 23.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,376,126 km

• M1: 71,657 km (0.027 R)
• M2: 274,063 km (0.059 R)
• M3: 2,441,437 km (0.029 R)
• M4: 3,768,520 km (0.066 R)
• M5: 8,835,699 km (0.07 R)
• M6: 12,379,373 km (0.094 R)
• M7: 13,866,227 km (0.112 R)
• M8: 14,690,810 km (0.065 R)
• M9: 15,706,729 km (0.103 R)
• M10: 18,317,212 km (0.098 R)
• M11: 20,052,398 km (0.118 R)
• M12: 21,008,179 km (0.107 R)
• M13: 21,894,247 km (0.069 R)
• M14: 23,113,918 km (0.116 R)
• M15: 26,814,521 km (0.106 R)
• M16: 27,622,499 km (0.095 R)
• M17: 29,652,243 km (0.094 R)
• M18: 32,036,085 km (0.038 R)
• M19: 33,472,972 km (0.118 R)
• M20: 33,872,249 km (0.057 R)
• M21: 35,916,205 km (0.097 R)
• M22: 39,502,963 km (0.085 R)
• M23: 44,753,998 km (0.119 R)
• M24: 47,045,090 km (0.117 R)
• M25: 67,614,198 km (0.097 R)
• M26: 71,281,889 km (0.095 R)
• M27: 75,535,555 km (0.073 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 13,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit