🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.46 AU - 0.56 AU

Year: 232 Days

Day: 38.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,915,191 km

• M1: 227,389 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 12.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.82 AU - 0.98 AU

Year: 543 Days

Day: 14.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,915,191 km

• M1: 151,692 km (0.103 R)
• M2: 557,252 km (0.095 R)
• M3: 977,921 km (0.109 R)
• M4: 1,366,128 km (0.112 R)
• M5: 1,758,074 km (0.042 R)
• M6: 2,556,179 km (0.04 R)
• M7: 4,537,154 km (0.09 R)
• M8: 5,165,614 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809

Radius: 10.2

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.85 AU - 1.15 AU

Year: 636 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,915,191 km

• M1: 126,859 km (0.102 R)
• M2: 476,320 km (0.098 R)
• M3: 1,033,123 km (0.081 R)
• M4: 1,434,195 km (0.08 R)
• M5: 1,912,459 km (0.087 R)
• M6: 2,379,803 km (0.117 R)
• M7: 3,307,160 km (0.117 R)
• M8: 3,853,492 km (0.107 R)
• M9: 5,467,204 km (0.078 R)
• M10: 5,803,201 km (0.1 R)
• M11: 6,373,767 km (0.082 R)
• M12: 7,742,288 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.2

Radius: 14.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.99 AU - 1.13 AU

Year: 694 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 87,915,191 km

• M1: 175,329 km (0.057 R)
• M2: 656,585 km (0.071 R)
• M3: 1,477,877 km (0.112 R)
• M4: 2,169,618 km (0.116 R)
• M5: 3,801,880 km (0.079 R)
• M6: 4,432,435 km (0.03 R)
• M7: 7,945,143 km (0.082 R)
• M8: 8,642,718 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.5

Radius: 14.1

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.71 AU - 1.81 AU

Year: 1485 Days

Day: 11.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,915,191 km

• M1: 175,329 km (0.119 R)
• M2: 729,290 km (0.083 R)
• M3: 1,226,703 km (0.113 R)
• M4: 1,790,537 km (0.091 R)
• M5: 2,394,314 km (0.03 R)
• M6: 3,330,049 km (0.045 R)
• M7: 4,466,544 km (0.087 R)
• M8: 5,376,099 km (0.117 R)
• M9: 7,430,975 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 12.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.71 AU - 2.53 AU

Year: 1963 Days

Day: 9.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,915,191 km

• M1: 159,172 km (0.098 R)
• M2: 930,200 km (0.076 R)
• M3: 1,573,321 km (0.055 R)
• M4: 2,226,914 km (0.093 R)
• M5: 3,134,973 km (0.108 R)
• M6: 3,874,435 km (0.082 R)
• M7: 6,046,297 km (0.108 R)
• M8: 6,536,679 km (0.109 R)
• M9: 7,656,419 km (0.042 R)
• M10: 8,356,088 km (0.096 R)
• M11: 9,298,405 km (0.101 R)
• M12: 9,813,022 km (0.107 R)
• M13: 12,388,798 km (0.119 R)
• M14: 14,188,460 km (0.102 R)
• M15: 15,104,149 km (0.085 R)
• M16: 15,624,301 km (0.062 R)
• M17: 16,156,420 km (0.074 R)
• M18: 17,053,260 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 8.6

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.84 AU - 5.06 AU

Year: 7002 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,915,191 km

• M1: 107,411 km (0.052 R)
• M2: 457,021 km (0.056 R)
• M3: 880,683 km (0.083 R)
• M4: 1,220,569 km (0.114 R)
• M5: 4,196,669 km (0.098 R)
• M6: 4,942,115 km (0.072 R)
• M7: 7,338,823 km (0.119 R)
• M8: 7,641,908 km (0.108 R)
• M9: 10,674,257 km (0.064 R)
• M10: 11,151,773 km (0.112 R)
• M11: 14,012,085 km (0.083 R)
• M12: 15,610,987 km (0.11 R)
• M13: 20,729,328 km (0.11 R)
• M14: 22,728,255 km (0.101 R)
• M15: 24,031,552 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.9

Radius: 10.6

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.19 AU - 6.71 AU

Year: 9228 Days

Day: 13.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,915,191 km

• M1: 132,095 km (0.114 R)
• M2: 467,194 km (0.081 R)
• M3: 865,573 km (0.116 R)
• M4: 1,719,179 km (0.097 R)
• M5: 2,379,504 km (0.081 R)
• M6: 2,760,081 km (0.091 R)
• M7: 7,552,897 km (0.088 R)
• M8: 16,094,038 km (0.072 R)
• M9: 16,894,985 km (0.072 R)
• M10: 19,389,230 km (0.119 R)
• M11: 25,424,158 km (0.099 R)
• M12: 28,153,272 km (0.068 R)
• M13: 29,588,364 km (0.109 R)
• M14: 30,696,436 km (0.085 R)
• M15: 31,450,260 km (0.108 R)

Asteroid Belt

Center: 8.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.3

Radius: 5.8

Gravity: 26.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.43 AU - 11.71 AU

Year: 21850 Days

Day: 21.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 87,915,191 km

• M1: 73,901 km (0.106 R)
• M2: 339,886 km (0.042 R)
• M3: 542,891 km (0.098 R)
• M4: 933,042 km (0.12 R)
• M5: 2,042,011 km (0.111 R)
• M6: 2,896,963 km (0.072 R)
• M7: 3,143,650 km (0.09 R)
• M8: 3,838,382 km (0.086 R)
• M9: 4,035,403 km (0.086 R)
• M10: 9,847,729 km (0.081 R)
• M11: 10,921,243 km (0.119 R)
• M12: 11,318,126 km (0.105 R)
• M13: 12,566,670 km (0.08 R)
• M14: 12,856,142 km (0.117 R)
• M15: 13,599,194 km (0.096 R)
• M16: 15,252,101 km (0.086 R)
• M17: 15,915,717 km (0.056 R)
• M18: 17,389,256 km (0.072 R)
• M19: 18,113,310 km (0.111 R)
• M20: 21,007,580 km (0.101 R)
• M21: 22,564,146 km (0.071 R)
• M22: 24,419,459 km (0.04 R)
• M23: 24,870,197 km (0.089 R)
• M24: 26,256,221 km (0.102 R)
• M25: 26,848,629 km (0.066 R)
• M26: 30,591,418 km (0.091 R)
• M27: 38,027,480 km (0.077 R)
• M28: 38,481,060 km (0.116 R)
• M29: 40,331,885 km (0.064 R)
• M30: 45,555,693 km (0.081 R)
• M31: 46,410,645 km (0.083 R)
• M32: 48,861,208 km (0.065 R)
• M33: 53,449,524 km (0.064 R)
• M34: 55,169,301 km (0.085 R)
• M35: 70,274,497 km (0.106 R)
• M36: 72,336,854 km (0.099 R)
• M37: 72,800,607 km (0.119 R)
• M38: 74,675,368 km (0.1 R)
• M39: 74,911,882 km (0.098 R)
• M40: 77,789,995 km (0.085 R)
• M41: 86,604,152 km (0.115 R)
• M42: 86,865,350 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 20,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit