🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.73 AU - 0.79 AU

Year: 235 Days

Day: 17.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,852,982 km

• M1: 80,783 km (0.108 R)
• M2: 419,622 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.02 AU - 2.56 AU

Year: 1229 Days

Day: 47.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.6

Radius: 10.1

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.19 AU - 7.49 AU

Year: 5663 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 103,852,982 km

• M1: 126,111 km (0.093 R)
• M2: 814,411 km (0.104 R)
• M3: 2,985,076 km (0.1 R)
• M4: 5,341,542 km (0.053 R)
• M5: 6,506,460 km (0.071 R)
• M6: 11,603,858 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.2

Radius: 11.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.17 AU - 6.55 AU

Year: 5690 Days

Day: 10.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,852,982 km

• M1: 152,739 km (0.12 R)
• M2: 1,372,710 km (0.092 R)
• M3: 3,574,342 km (0.12 R)
• M4: 4,562,885 km (0.029 R)
• M5: 5,395,696 km (0.104 R)
• M6: 5,942,327 km (0.071 R)
• M7: 8,628,506 km (0.077 R)
• M8: 10,443,278 km (0.028 R)
• M9: 11,440,497 km (0.101 R)
• M10: 12,448,188 km (0.087 R)
• M11: 13,080,688 km (0.104 R)
• M12: 13,734,431 km (0.091 R)
• M13: 14,872,422 km (0.094 R)
• M14: 17,465,252 km (0.058 R)
• M15: 19,283,166 km (0.099 R)
• M16: 24,334,038 km (0.095 R)
• M17: 25,743,400 km (0.114 R)
• M18: 26,857,306 km (0.082 R)
• M19: 30,486,700 km (0.075 R)
• M20: 31,057,864 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.6

Radius: 10.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.4 AU - 8.66 AU

Year: 8838 Days

Day: 11.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,852,982 km

• M1: 129,701 km (0.099 R)
• M2: 463,155 km (0.045 R)
• M3: 923,318 km (0.1 R)
• M4: 1,351,617 km (0.116 R)
• M5: 1,709,156 km (0.119 R)
• M6: 2,145,383 km (0.075 R)
• M7: 2,533,590 km (0.075 R)
• M8: 3,873,986 km (0.058 R)
• M9: 4,328,614 km (0.112 R)
• M10: 5,607,975 km (0.061 R)
• M11: 6,222,972 km (0.076 R)
• M12: 6,780,673 km (0.114 R)
• M13: 7,624,255 km (0.096 R)
• M14: 8,263,188 km (0.078 R)
• M15: 9,060,096 km (0.117 R)
• M16: 11,956,610 km (0.065 R)
• M17: 13,133,347 km (0.032 R)
• M18: 13,941,325 km (0.092 R)
• M19: 15,656,464 km (0.095 R)
• M20: 20,767,326 km (0.098 R)
• M21: 22,312,672 km (0.116 R)
• M22: 23,462,481 km (0.092 R)
• M23: 24,651,336 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 11.6

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.41 AU - 9.05 AU

Year: 9151 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 103,852,982 km

• M1: 144,212 km (0.113 R)
• M2: 519,703 km (0.101 R)
• M3: 964,158 km (0.038 R)
• M4: 1,387,221 km (0.109 R)
• M5: 3,899,268 km (0.099 R)
• M6: 4,382,918 km (0.105 R)
• M7: 5,522,705 km (0.074 R)
• M8: 8,656,032 km (0.055 R)
• M9: 10,282,610 km (0.096 R)
• M10: 11,801,028 km (0.093 R)
• M11: 15,074,379 km (0.114 R)
• M12: 19,808,553 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.8

Radius: 11.7

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 11.17 AU - 12.95 AU

Year: 14858 Days

Day: 7.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,852,982 km

• M1: 145,559 km (0.096 R)
• M2: 568,622 km (0.107 R)
• M3: 979,716 km (0.077 R)
• M4: 2,203,577 km (0.09 R)
• M5: 3,031,302 km (0.109 R)
• M6: 5,800,209 km (0.084 R)
• M7: 6,413,710 km (0.028 R)
• M8: 7,414,968 km (0.07 R)
• M9: 22,298,011 km (0.116 R)
• M10: 23,803,714 km (0.064 R)
• M11: 24,385,500 km (0.055 R)
• M12: 27,756,090 km (0.106 R)
• M13: 33,922,065 km (0.04 R)
• M14: 39,576,416 km (0.103 R)
• M15: 43,196,834 km (0.087 R)
• M16: 58,125,953 km (0.077 R)
• M17: 58,828,016 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.2

Radius: 7

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 16.42 AU - 18.04 AU

Year: 25373 Days

Day: 21.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,852,982 km

• M1: 87,515 km (0.113 R)
• M2: 323,580 km (0.053 R)
• M3: 747,092 km (0.068 R)
• M4: 983,456 km (0.108 R)
• M5: 1,243,607 km (0.085 R)
• M6: 1,549,535 km (0.115 R)
• M7: 2,335,372 km (0.085 R)
• M8: 4,332,504 km (0.079 R)
• M9: 5,076,155 km (0.109 R)
• M10: 5,553,971 km (0.095 R)
• M11: 6,599,061 km (0.087 R)
• M12: 7,769,665 km (0.073 R)
• M13: 9,392,802 km (0.043 R)
• M14: 10,055,969 km (0.084 R)
• M15: 12,492,619 km (0.1 R)
• M16: 15,981,541 km (0.052 R)
• M17: 16,449,034 km (0.104 R)
• M18: 16,765,583 km (0.116 R)
• M19: 17,086,321 km (0.047 R)
• M20: 19,271,946 km (0.11 R)
• M21: 30,117,492 km (0.075 R)
• M22: 31,312,181 km (0.067 R)
• M23: 33,037,343 km (0.112 R)
• M24: 37,762,841 km (0.114 R)
• M25: 39,715,991 km (0.084 R)
• M26: 50,333,251 km (0.061 R)
• M27: 55,308,577 km (0.078 R)
• M28: 56,916,903 km (0.098 R)
• M29: 63,856,898 km (0.118 R)
• M30: 67,428,248 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757

Radius: 5

Gravity: 30.28 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 16.52 AU - 22.3 AU

Year: 30337 Days

Day: 20.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,852,982 km

• M1: 72,256 km (0.027 R)
• M2: 260,001 km (0.063 R)
• M3: 419,472 km (0.073 R)
• M4: 1,742,965 km (0.092 R)
• M5: 2,059,963 km (0.052 R)
• M6: 2,864,500 km (0.109 R)
• M7: 4,864,474 km (0.105 R)
• M8: 5,491,887 km (0.064 R)
• M9: 6,957,049 km (0.115 R)
• M10: 8,314,350 km (0.12 R)
• M11: 8,963,904 km (0.077 R)
• M12: 10,701,035 km (0.098 R)
• M13: 11,185,582 km (0.086 R)
• M14: 14,740,327 km (0.107 R)
• M15: 25,891,352 km (0.095 R)
• M16: 39,942,781 km (0.035 R)
• M17: 40,107,638 km (0.114 R)
• M18: 48,375,164 km (0.093 R)
• M19: 54,004,233 km (0.062 R)
• M20: 62,240,942 km (0.085 R)
• M21: 66,309,555 km (0.066 R)
• M22: 72,249,339 km (0.098 R)
• M23: 75,725,694 km (0.107 R)
• M24: 85,173,248 km (0.092 R)
• M25: 95,376,422 km (0.096 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 15,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit