🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.67 AU - 0.97 AU

Year: 275 Days

Day: 25.7 Hours

Environment

Temp: 88 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,786,998 km

• M1: 77,342 km (0.092 R)
• M2: 662,270 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.73 AU - 1.05 AU

Year: 311 Days

Day: 38 Hours

Environment

Temp: 81 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.76 AU - 2.4 AU

Year: 1112 Days

Day: 29 Hours

Environment

Temp: -73 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552

Radius: 10.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.2 AU - 6.6 AU

Year: 5315 Days

Day: 9.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,786,998 km

• M1: 133,142 km (0.103 R)
• M2: 821,741 km (0.078 R)
• M3: 1,492,388 km (0.09 R)
• M4: 1,969,755 km (0.083 R)
• M5: 2,531,196 km (0.118 R)
• M6: 3,498,047 km (0.102 R)
• M7: 4,158,970 km (0.04 R)
• M8: 4,901,275 km (0.113 R)
• M9: 5,556,813 km (0.064 R)
• M10: 6,208,162 km (0.075 R)
• M11: 7,522,379 km (0.089 R)
• M12: 10,648,676 km (0.095 R)
• M13: 11,281,175 km (0.038 R)
• M14: 16,972,477 km (0.077 R)
• M15: 20,949,387 km (0.071 R)
• M16: 23,116,162 km (0.041 R)
• M17: 23,794,289 km (0.057 R)
• M18: 26,722,368 km (0.081 R)
• M19: 27,975,101 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.3

Radius: 13.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.01 AU - 7.65 AU

Year: 5906 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,786,998 km

• M1: 170,392 km (0.095 R)
• M2: 606,919 km (0.112 R)
• M3: 2,812,739 km (0.091 R)
• M4: 3,572,547 km (0.118 R)
• M5: 4,979,216 km (0.067 R)
• M6: 5,902,833 km (0.076 R)
• M7: 7,296,337 km (0.07 R)
• M8: 8,129,447 km (0.091 R)
• M9: 9,194,734 km (0.03 R)
• M10: 9,805,991 km (0.109 R)
• M11: 12,264,781 km (0.049 R)
• M12: 15,531,999 km (0.069 R)
• M13: 24,302,772 km (0.05 R)
• M14: 25,134,836 km (0.113 R)
• M15: 27,835,377 km (0.116 R)
• M16: 29,677,076 km (0.102 R)
• M17: 30,340,393 km (0.048 R)
• M18: 32,390,183 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.5

Radius: 10.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.83 AU - 9.05 AU

Year: 7526 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,786,998 km

• M1: 128,205 km (0.094 R)
• M2: 495,917 km (0.077 R)
• M3: 816,804 km (0.093 R)
• M4: 1,147,416 km (0.039 R)
• M5: 2,357,513 km (0.083 R)
• M6: 3,070,646 km (0.12 R)
• M7: 3,614,285 km (0.056 R)
• M8: 4,221,054 km (0.077 R)
• M9: 4,922,967 km (0.092 R)
• M10: 5,422,624 km (0.085 R)
• M11: 6,218,634 km (0.082 R)
• M12: 6,910,225 km (0.057 R)
• M13: 7,237,695 km (0.117 R)
• M14: 8,283,234 km (0.119 R)
• M15: 9,250,833 km (0.119 R)
• M16: 9,784,598 km (0.059 R)
• M17: 10,105,486 km (0.11 R)
• M18: 11,061,117 km (0.081 R)
• M19: 12,233,366 km (0.107 R)
• M20: 18,724,118 km (0.106 R)
• M21: 19,434,708 km (0.101 R)
• M22: 19,796,735 km (0.099 R)
• M23: 21,061,286 km (0.053 R)
• M24: 22,221,118 km (0.107 R)
• M25: 23,260,375 km (0.094 R)
• M26: 26,395,348 km (0.068 R)
• M27: 27,379,103 km (0.07 R)
• M28: 28,109,889 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428

Radius: 3

Gravity: 47.56 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 11.5 AU - 18.96 AU

Year: 22042 Days

Day: 24.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,786,998 km

• M1: 37,699 km (0.113 R)
• M2: 169,494 km (0.084 R)
• M3: 396,434 km (0.119 R)
• M4: 736,321 km (0.084 R)
• M5: 937,530 km (0.106 R)
• M6: 1,609,523 km (0.109 R)
• M7: 2,083,898 km (0.065 R)
• M8: 2,184,877 km (0.092 R)
• M9: 2,485,120 km (0.099 R)
• M10: 2,885,743 km (0.092 R)
• M11: 3,666,195 km (0.111 R)
• M12: 3,843,618 km (0.094 R)
• M13: 7,239,191 km (0.101 R)
• M14: 8,812,661 km (0.101 R)
• M15: 10,190,158 km (0.074 R)
• M16: 11,768,116 km (0.072 R)
• M17: 12,219,304 km (0.11 R)
• M18: 13,853,660 km (0.083 R)
• M19: 21,181,862 km (0.115 R)
• M20: 23,728,466 km (0.12 R)
• M21: 32,451,817 km (0.073 R)
• M22: 33,978,912 km (0.046 R)
• M23: 36,901,905 km (0.089 R)
• M24: 39,414,551 km (0.071 R)
• M25: 39,700,582 km (0.077 R)
• M26: 40,712,612 km (0.037 R)
• M27: 45,244,829 km (0.086 R)
• M28: 46,987,494 km (0.104 R)
• M29: 48,446,223 km (0.102 R)
• M30: 56,556,373 km (0.073 R)
• M31: 64,330,824 km (0.096 R)
• M32: 64,528,892 km (0.103 R)
• M33: 64,926,224 km (0.048 R)
• M34: 68,369,069 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537

Radius: 3.2

Gravity: 52.44 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.54 AU - 18.74 AU

Year: 25173 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,786,998 km

• M1: 40,541 km (0.096 R)
• M2: 199,414 km (0.11 R)
• M3: 508,633 km (0.092 R)
• M4: 703,559 km (0.103 R)
• M5: 1,777,223 km (0.109 R)
• M6: 2,743,625 km (0.111 R)
• M7: 3,058,379 km (0.089 R)
• M8: 4,596,694 km (0.095 R)
• M9: 5,001,655 km (0.091 R)
• M10: 5,967,459 km (0.097 R)
• M11: 6,183,179 km (0.033 R)
• M12: 7,893,382 km (0.057 R)
• M13: 8,153,383 km (0.093 R)
• M14: 11,011,750 km (0.093 R)
• M15: 11,936,564 km (0.066 R)
• M16: 13,272,921 km (0.078 R)
• M17: 17,346,322 km (0.119 R)
• M18: 17,609,016 km (0.087 R)
• M19: 17,785,691 km (0.101 R)
• M20: 20,480,397 km (0.119 R)
• M21: 21,772,175 km (0.102 R)
• M22: 23,328,741 km (0.096 R)
• M23: 23,648,731 km (0.099 R)
• M24: 24,958,011 km (0.064 R)
• M25: 29,051,458 km (0.093 R)
• M26: 31,063,100 km (0.114 R)
• M27: 31,450,409 km (0.082 R)
• M28: 37,070,053 km (0.071 R)
• M29: 37,360,123 km (0.086 R)
• M30: 39,583,896 km (0.116 R)
• M31: 40,191,562 km (0.085 R)
• M32: 41,269,714 km (0.119 R)
• M33: 42,843,185 km (0.084 R)
• M34: 47,802,803 km (0.081 R)
• M35: 49,889,244 km (0.025 R)
• M36: 54,616,537 km (0.077 R)
• M37: 58,449,534 km (0.097 R)
• M38: 59,633,451 km (0.077 R)
• M39: 72,364,529 km (0.102 R)
• M40: 74,417,760 km (0.108 R)
• M41: 78,879,217 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 17,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit