🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.43 AU - 0.71 AU

Year: 282 Days

Day: 23.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 130 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,808,522 km

• M1: 80,633 km (0.118 R)

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.8

Radius: 10.4

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.05 AU - 1.21 AU

Year: 788 Days

Day: 7 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,808,522 km

• M1: 129,402 km (0.053 R)
• M2: 466,895 km (0.113 R)
• M3: 860,637 km (0.102 R)
• M4: 1,220,868 km (0.036 R)
• M5: 1,633,160 km (0.105 R)
• M6: 1,990,549 km (0.12 R)
• M7: 2,489,159 km (0.12 R)
• M8: 2,941,693 km (0.117 R)
• M9: 4,013,112 km (0.104 R)
• M10: 5,084,084 km (0.068 R)
• M11: 5,441,922 km (0.108 R)
• M12: 6,020,566 km (0.103 R)
• M13: 6,953,758 km (0.034 R)
• M14: 7,301,124 km (0.105 R)
• M15: 8,310,162 km (0.104 R)
• M16: 8,728,288 km (0.114 R)
• M17: 9,105,574 km (0.084 R)
• M18: 9,521,904 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303

Radius: 13.6

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.09 AU - 1.29 AU

Year: 852 Days

Day: 13.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,808,522 km

• M1: 169,494 km (0.09 R)
• M2: 604,076 km (0.087 R)
• M3: 1,156,242 km (0.095 R)
• M4: 2,225,867 km (0.102 R)
• M5: 3,222,039 km (0.097 R)
• M6: 3,918,267 km (0.043 R)
• M7: 4,665,958 km (0.085 R)
• M8: 5,165,764 km (0.118 R)
• M9: 5,845,537 km (0.093 R)
• M10: 6,544,907 km (0.093 R)
• M11: 7,027,958 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.4

Radius: 9.7

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.5 AU - 2.1 AU

Year: 1584 Days

Day: 6.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,808,522 km

• M1: 120,725 km (0.114 R)
• M2: 436,078 km (0.083 R)
• M3: 760,556 km (0.096 R)
• M4: 1,075,908 km (0.109 R)
• M5: 1,847,235 km (0.062 R)
• M6: 2,298,571 km (0.085 R)
• M7: 2,850,587 km (0.108 R)
• M8: 4,294,207 km (0.09 R)
• M9: 4,903,519 km (0.114 R)
• M10: 5,773,879 km (0.12 R)
• M11: 6,392,616 km (0.085 R)
• M12: 7,875,430 km (0.117 R)
• M13: 9,160,476 km (0.084 R)
• M14: 9,640,087 km (0.108 R)
• M15: 10,545,603 km (0.109 R)
• M16: 11,580,222 km (0.104 R)
• M17: 11,952,271 km (0.088 R)
• M18: 13,317,651 km (0.091 R)

Asteroid Belt

Center: 2.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.6

Radius: 10.5

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.62 AU - 3.84 AU

Year: 3808 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 85.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,808,522 km

• M1: 131,945 km (0.098 R)
• M2: 494,571 km (0.104 R)
• M3: 933,940 km (0.107 R)
• M4: 1,794,875 km (0.108 R)
• M5: 3,106,549 km (0.088 R)
• M6: 3,804,872 km (0.108 R)
• M7: 5,747,401 km (0.051 R)
• M8: 7,778,341 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 8.3

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.5 AU - 4.76 AU

Year: 5506 Days

Day: 9.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,808,522 km

• M1: 103,372 km (0.097 R)
• M2: 409,449 km (0.116 R)
• M3: 674,686 km (0.092 R)
• M4: 4,877,639 km (0.048 R)
• M5: 5,697,285 km (0.076 R)
• M6: 6,329,037 km (0.062 R)
• M7: 7,124,150 km (0.087 R)
• M8: 7,920,459 km (0.04 R)
• M9: 15,087,992 km (0.12 R)
• M10: 15,633,127 km (0.075 R)
• M11: 16,037,789 km (0.074 R)
• M12: 18,278,017 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 13.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.8 AU - 5.58 AU

Year: 6663 Days

Day: 7.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,808,522 km

• M1: 171,439 km (0.055 R)
• M2: 720,015 km (0.073 R)
• M3: 3,246,573 km (0.103 R)
• M4: 3,690,579 km (0.091 R)
• M5: 5,040,700 km (0.079 R)
• M6: 7,201,193 km (0.115 R)
• M7: 7,845,660 km (0.092 R)
• M8: 8,948,346 km (0.025 R)
• M9: 10,480,976 km (0.114 R)
• M10: 11,360,014 km (0.06 R)
• M11: 12,988,686 km (0.089 R)
• M12: 14,235,733 km (0.099 R)
• M13: 15,561,021 km (0.101 R)
• M14: 17,768,936 km (0.088 R)
• M15: 22,005,548 km (0.087 R)
• M16: 26,338,800 km (0.036 R)
• M17: 29,270,918 km (0.092 R)
• M18: 29,747,985 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 14.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.47 AU - 6.93 AU

Year: 8927 Days

Day: 9.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,808,522 km

• M1: 181,612 km (0.107 R)
• M2: 857,794 km (0.101 R)
• M3: 1,347,877 km (0.12 R)
• M4: 2,077,914 km (0.104 R)
• M5: 2,554,384 km (0.116 R)
• M6: 3,254,202 km (0.066 R)
• M7: 5,719,575 km (0.078 R)
• M8: 6,528,750 km (0.119 R)
• M9: 7,072,539 km (0.106 R)
• M10: 7,965,339 km (0.099 R)
• M11: 8,975,723 km (0.114 R)
• M12: 11,612,984 km (0.115 R)
• M13: 15,415,761 km (0.042 R)
• M14: 17,946,209 km (0.103 R)
• M15: 20,282,779 km (0.1 R)
• M16: 22,733,640 km (0.101 R)
• M17: 26,089,719 km (0.064 R)
• M18: 27,838,817 km (0.108 R)
• M19: 30,758,070 km (0.053 R)
• M20: 33,342,224 km (0.086 R)
• M21: 38,469,691 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.9

Radius: 5.6

Gravity: 16.51 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.9 AU - 10.32 AU

Year: 21088 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,808,522 km

• M1: 69,862 km (0.106 R)
• M2: 403,765 km (0.077 R)
• M3: 705,952 km (0.104 R)
• M4: 1,048,980 km (0.117 R)
• M5: 2,227,512 km (0.112 R)
• M6: 3,792,605 km (0.068 R)
• M7: 3,975,115 km (0.07 R)
• M8: 4,227,636 km (0.075 R)
• M9: 4,870,607 km (0.07 R)
• M10: 5,197,030 km (0.078 R)
• M11: 5,499,367 km (0.119 R)
• M12: 6,520,074 km (0.046 R)
• M13: 9,585,932 km (0.046 R)
• M14: 11,365,997 km (0.081 R)
• M15: 13,146,511 km (0.063 R)
• M16: 14,358,404 km (0.092 R)
• M17: 20,976,763 km (0.12 R)
• M18: 21,549,573 km (0.094 R)
• M19: 23,842,011 km (0.11 R)
• M20: 25,854,402 km (0.05 R)
• M21: 31,189,810 km (0.091 R)
• M22: 32,693,418 km (0.113 R)
• M23: 35,574,224 km (0.063 R)
• M24: 37,353,691 km (0.083 R)
• M25: 38,905,021 km (0.104 R)
• M26: 49,291,750 km (0.06 R)
• M27: 53,243,827 km (0.104 R)
• M28: 56,480,078 km (0.087 R)
• M29: 56,847,640 km (0.09 R)
• M30: 59,845,132 km (0.119 R)
• M31: 70,737,802 km (0.086 R)
• M32: 71,164,754 km (0.03 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 13,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit