🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 13.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.96 AU - 1.16 AU

Year: 753 Days

Day: 11.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 146.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,184,979 km

• M1: 173,683 km (0.119 R)
• M2: 691,591 km (0.049 R)
• M3: 1,406,519 km (0.053 R)
• M4: 1,863,541 km (0.095 R)
• M5: 2,315,775 km (0.11 R)
• M6: 2,794,488 km (0.092 R)
• M7: 3,312,546 km (0.11 R)
• M8: 3,894,781 km (0.072 R)
• M9: 5,174,590 km (0.101 R)
• M10: 5,762,959 km (0.12 R)
• M11: 6,228,059 km (0.081 R)
• M12: 6,740,132 km (0.114 R)
• M13: 7,704,440 km (0.078 R)
• M14: 8,195,121 km (0.11 R)
• M15: 8,996,816 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.2

Radius: 13.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.89 AU - 1.25 AU

Year: 764 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,184,979 km

• M1: 162,912 km (0.035 R)
• M2: 588,967 km (0.096 R)
• M3: 1,126,322 km (0.081 R)
• M4: 1,652,009 km (0.089 R)
• M5: 2,256,385 km (0.096 R)
• M6: 2,871,980 km (0.061 R)
• M7: 3,610,395 km (0.118 R)
• M8: 4,295,254 km (0.094 R)
• M9: 5,049,078 km (0.107 R)
• M10: 5,501,162 km (0.047 R)
• M11: 6,146,079 km (0.101 R)
• M12: 6,564,803 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.9

Radius: 11.2

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.03 AU - 1.19 AU

Year: 807 Days

Day: 14.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,184,979 km

• M1: 139,276 km (0.078 R)
• M2: 576,251 km (0.092 R)
• M3: 1,029,383 km (0.116 R)
• M4: 1,958,984 km (0.105 R)
• M5: 2,623,199 km (0.071 R)
• M6: 3,026,814 km (0.097 R)
• M7: 3,432,074 km (0.108 R)
• M8: 4,639,928 km (0.084 R)
• M9: 5,076,753 km (0.078 R)
• M10: 5,504,304 km (0.087 R)
• M11: 5,975,238 km (0.097 R)
• M12: 6,391,419 km (0.059 R)
• M13: 6,805,806 km (0.042 R)
• M14: 7,393,725 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.2

Radius: 13.3

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.97 AU - 1.33 AU

Year: 851 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,184,979 km

• M1: 165,455 km (0.081 R)
• M2: 596,596 km (0.119 R)
• M3: 1,036,863 km (0.102 R)
• M4: 1,654,104 km (0.062 R)
• M5: 2,100,055 km (0.066 R)
• M6: 2,650,874 km (0.112 R)
• M7: 3,079,771 km (0.117 R)
• M8: 4,015,506 km (0.104 R)
• M9: 4,727,293 km (0.065 R)
• M10: 5,403,026 km (0.119 R)
• M11: 6,626,737 km (0.094 R)
• M12: 7,548,559 km (0.051 R)
• M13: 8,825,826 km (0.075 R)
• M14: 9,971,446 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.9

Radius: 14.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.71 AU - 1.85 AU

Year: 1639 Days

Day: 14 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,184,979 km

• M1: 180,265 km (0.049 R)
• M2: 701,165 km (0.093 R)
• M3: 1,176,737 km (0.098 R)
• M4: 2,182,633 km (0.116 R)
• M5: 3,902,260 km (0.088 R)
• M6: 4,809,871 km (0.083 R)
• M7: 5,538,712 km (0.08 R)
• M8: 6,142,638 km (0.093 R)
• M9: 6,706,921 km (0.054 R)
• M10: 7,709,377 km (0.073 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 4.7

Gravity: 43.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.14 AU - 8.56 AU

Year: 13754 Days

Day: 16.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,184,979 km

• M1: 58,792 km (0.079 R)
• M2: 239,955 km (0.068 R)
• M3: 450,589 km (0.05 R)
• M4: 2,125,337 km (0.115 R)
• M5: 2,328,491 km (0.064 R)
• M6: 2,566,800 km (0.071 R)
• M7: 2,797,480 km (0.086 R)
• M8: 3,041,923 km (0.103 R)
• M9: 3,247,620 km (0.104 R)
• M10: 3,545,619 km (0.062 R)
• M11: 3,715,712 km (0.1 R)
• M12: 3,980,949 km (0.118 R)
• M13: 4,615,992 km (0.111 R)
• M14: 4,784,738 km (0.101 R)
• M15: 6,793,239 km (0.099 R)
• M16: 7,145,393 km (0.065 R)
• M17: 8,676,377 km (0.112 R)
• M18: 14,270,440 km (0.081 R)
• M19: 14,701,880 km (0.116 R)
• M20: 15,067,946 km (0.095 R)
• M21: 15,742,184 km (0.113 R)
• M22: 21,876,145 km (0.111 R)
• M23: 30,483,259 km (0.061 R)
• M24: 33,034,202 km (0.043 R)
• M25: 38,694,686 km (0.061 R)
• M26: 45,121,859 km (0.036 R)
• M27: 46,049,815 km (0.09 R)
• M28: 47,624,781 km (0.118 R)
• M29: 54,632,245 km (0.095 R)
• M30: 55,686,162 km (0.071 R)
• M31: 56,574,773 km (0.076 R)
• M32: 61,537,234 km (0.112 R)
• M33: 65,001,771 km (0.085 R)
• M34: 65,198,043 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 15,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit