🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.54 AU - 0.66 AU

Year: 212 Days

Day: 38.7 Hours

Environment

Temp: -20 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,793,505 km

• M1: 43,832 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.1

Radius: 9.2

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.7 AU - 2.82 AU

Year: 2093 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,793,505 km

• M1: 114,442 km (0.096 R)
• M2: 823,087 km (0.119 R)
• M3: 1,218,923 km (0.099 R)
• M4: 1,655,749 km (0.113 R)
• M5: 1,999,226 km (0.099 R)
• M6: 3,161,452 km (0.095 R)
• M7: 4,745,244 km (0.092 R)
• M8: 6,187,368 km (0.053 R)
• M9: 6,773,044 km (0.078 R)
• M10: 7,279,133 km (0.113 R)
• M11: 8,023,981 km (0.047 R)
• M12: 8,884,318 km (0.066 R)
• M13: 10,379,848 km (0.106 R)
• M14: 11,915,321 km (0.067 R)
• M15: 12,528,373 km (0.109 R)
• M16: 16,557,044 km (0.112 R)
• M17: 16,961,407 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.7

Radius: 9.1

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.32 AU - 5.26 AU

Year: 4786 Days

Day: 10.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,793,505 km

• M1: 114,143 km (0.077 R)
• M2: 512,971 km (0.061 R)
• M3: 837,150 km (0.085 R)
• M4: 1,456,784 km (0.111 R)
• M5: 2,120,999 km (0.117 R)
• M6: 2,405,235 km (0.09 R)
• M7: 2,898,608 km (0.115 R)
• M8: 3,479,347 km (0.097 R)
• M9: 3,993,665 km (0.068 R)
• M10: 4,557,649 km (0.073 R)
• M11: 5,201,817 km (0.093 R)
• M12: 5,634,454 km (0.076 R)
• M13: 6,906,634 km (0.097 R)
• M14: 7,756,350 km (0.033 R)
• M15: 8,634,490 km (0.05 R)
• M16: 10,272,886 km (0.049 R)
• M17: 10,678,595 km (0.093 R)
• M18: 12,359,178 km (0.063 R)
• M19: 12,973,875 km (0.1 R)
• M20: 13,662,624 km (0.075 R)
• M21: 14,319,957 km (0.115 R)
• M22: 16,357,779 km (0.061 R)
• M23: 22,622,639 km (0.077 R)
• M24: 23,464,725 km (0.075 R)
• M25: 23,776,038 km (0.074 R)
• M26: 24,327,606 km (0.031 R)
• M27: 28,341,765 km (0.11 R)
• M28: 28,783,678 km (0.028 R)
• M29: 30,045,685 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 9.9

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.73 AU - 5.23 AU

Year: 5074 Days

Day: 8.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,793,505 km

• M1: 123,418 km (0.106 R)
• M2: 505,042 km (0.12 R)
• M3: 837,748 km (0.102 R)
• M4: 1,416,991 km (0.057 R)
• M5: 1,763,460 km (0.117 R)
• M6: 2,206,419 km (0.107 R)
• M7: 2,816,180 km (0.114 R)
• M8: 3,479,796 km (0.111 R)
• M9: 5,608,125 km (0.11 R)
• M10: 6,185,124 km (0.088 R)
• M11: 6,946,727 km (0.103 R)
• M12: 7,519,238 km (0.092 R)
• M13: 8,656,182 km (0.087 R)
• M14: 9,903,828 km (0.087 R)
• M15: 10,319,710 km (0.116 R)
• M16: 10,865,892 km (0.066 R)
• M17: 11,513,501 km (0.062 R)
• M18: 11,931,178 km (0.114 R)
• M19: 12,489,328 km (0.101 R)
• M20: 13,064,831 km (0.084 R)
• M21: 13,797,112 km (0.076 R)
• M22: 14,220,923 km (0.119 R)
• M23: 15,094,724 km (0.115 R)
• M24: 19,240,680 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.6

Radius: 8.5

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.17 AU - 10.33 AU

Year: 11817 Days

Day: 12.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,793,505 km

• M1: 105,766 km (0.073 R)
• M2: 564,732 km (0.098 R)
• M3: 1,153,848 km (0.088 R)
• M4: 2,199,238 km (0.054 R)
• M5: 2,493,348 km (0.032 R)
• M6: 3,750,568 km (0.048 R)
• M7: 4,689,594 km (0.093 R)
• M8: 5,455,685 km (0.113 R)
• M9: 6,302,857 km (0.114 R)
• M10: 6,737,888 km (0.114 R)
• M11: 7,192,666 km (0.111 R)
• M12: 7,623,807 km (0.115 R)
• M13: 8,443,304 km (0.051 R)
• M14: 8,777,505 km (0.071 R)
• M15: 9,220,016 km (0.063 R)
• M16: 10,043,403 km (0.037 R)
• M17: 11,718,151 km (0.114 R)
• M18: 12,376,381 km (0.061 R)
• M19: 12,996,016 km (0.074 R)
• M20: 13,701,370 km (0.115 R)
• M21: 14,096,757 km (0.095 R)
• M22: 19,868,991 km (0.112 R)
• M23: 20,290,707 km (0.04 R)
• M24: 21,769,183 km (0.12 R)
• M25: 22,671,707 km (0.062 R)
• M26: 24,358,872 km (0.093 R)
• M27: 27,353,971 km (0.065 R)
• M28: 27,771,050 km (0.115 R)
• M29: 36,147,633 km (0.102 R)
• M30: 40,566,903 km (0.052 R)
• M31: 41,245,779 km (0.085 R)
• M32: 50,460,409 km (0.093 R)
• M33: 53,487,223 km (0.046 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 16,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit