🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.2

Radius: 9

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.14 AU - 1.3 AU

Year: 857 Days

Day: 6.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,879,468 km

• M1: 113,545 km (0.102 R)
• M2: 416,780 km (0.038 R)
• M3: 752,477 km (0.111 R)
• M4: 1,166,415 km (0.119 R)
• M5: 1,538,913 km (0.051 R)
• M6: 2,217,190 km (0.072 R)
• M7: 2,584,752 km (0.092 R)
• M8: 2,917,757 km (0.101 R)
• M9: 3,252,557 km (0.067 R)
• M10: 3,555,792 km (0.055 R)
• M11: 3,953,872 km (0.081 R)
• M12: 4,251,721 km (0.103 R)
• M13: 5,199,723 km (0.074 R)
• M14: 5,616,203 km (0.119 R)
• M15: 6,955,403 km (0.096 R)
• M16: 7,391,182 km (0.116 R)
• M17: 7,820,677 km (0.117 R)
• M18: 8,521,843 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.1

Radius: 8.3

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.44 AU - 1.52 AU

Year: 1145 Days

Day: 6.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,879,468 km

• M1: 103,223 km (0.099 R)
• M2: 505,042 km (0.087 R)
• M3: 910,153 km (0.074 R)
• M4: 1,201,869 km (0.096 R)
• M5: 1,683,724 km (0.093 R)
• M6: 2,130,722 km (0.031 R)
• M7: 3,417,264 km (0.037 R)
• M8: 3,803,376 km (0.041 R)
• M9: 4,318,143 km (0.107 R)
• M10: 5,666,767 km (0.101 R)
• M11: 6,536,978 km (0.103 R)
• M12: 7,086,152 km (0.113 R)
• M13: 7,372,183 km (0.096 R)
• M14: 7,790,459 km (0.027 R)
• M15: 8,381,520 km (0.073 R)
• M16: 8,810,118 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.5

Radius: 8.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.81 AU - 5.69 AU

Year: 7648 Days

Day: 11.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,879,468 km

• M1: 106,813 km (0.072 R)
• M2: 510,578 km (0.101 R)
• M3: 1,393,355 km (0.107 R)
• M4: 2,899,955 km (0.074 R)
• M5: 4,064,275 km (0.096 R)
• M6: 5,142,277 km (0.111 R)
• M7: 5,595,559 km (0.12 R)
• M8: 7,713,565 km (0.079 R)
• M9: 9,275,517 km (0.09 R)
• M10: 11,081,013 km (0.062 R)
• M11: 14,056,964 km (0.117 R)
• M12: 16,200,552 km (0.09 R)
• M13: 17,884,725 km (0.061 R)
• M14: 23,633,621 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.2

Radius: 3.8

Gravity: 21.55 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.68 AU - 6.86 AU

Year: 11200 Days

Day: 16.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,879,468 km

• M1: 48,619 km (0.089 R)
• M2: 414,835 km (0.026 R)
• M3: 881,730 km (0.065 R)
• M4: 1,035,516 km (0.058 R)
• M5: 2,684,085 km (0.118 R)
• M6: 5,500,564 km (0.079 R)
• M7: 5,923,178 km (0.05 R)
• M8: 6,057,517 km (0.091 R)
• M9: 6,687,174 km (0.083 R)
• M10: 10,067,189 km (0.094 R)
• M11: 11,048,850 km (0.106 R)
• M12: 11,355,376 km (0.09 R)
• M13: 12,693,828 km (0.077 R)
• M14: 13,837,653 km (0.091 R)
• M15: 14,134,007 km (0.102 R)
• M16: 14,313,823 km (0.057 R)
• M17: 15,488,316 km (0.096 R)
• M18: 17,471,386 km (0.105 R)
• M19: 22,743,065 km (0.09 R)
• M20: 25,736,967 km (0.082 R)
• M21: 26,185,013 km (0.092 R)
• M22: 27,747,413 km (0.059 R)
• M23: 28,599,074 km (0.115 R)
• M24: 30,354,754 km (0.088 R)
• M25: 31,056,368 km (0.111 R)
• M26: 38,328,022 km (0.053 R)
• M27: 38,912,201 km (0.097 R)

Asteroid Belt

Center: 8.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.6

Radius: 6.9

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.98 AU - 11.32 AU

Year: 19060 Days

Day: 23.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 159.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,879,468 km

• M1: 85,869 km (0.077 R)
• M2: 446,250 km (0.065 R)
• M3: 813,364 km (0.072 R)
• M4: 1,249,741 km (0.12 R)
• M5: 1,919,341 km (0.09 R)
• M6: 3,798,888 km (0.064 R)
• M7: 4,237,060 km (0.083 R)
• M8: 8,111,197 km (0.097 R)
• M9: 8,987,690 km (0.094 R)
• M10: 9,293,469 km (0.118 R)
• M11: 9,658,936 km (0.045 R)
• M12: 10,197,638 km (0.065 R)
• M13: 10,985,271 km (0.091 R)
• M14: 11,453,213 km (0.064 R)
• M15: 13,591,266 km (0.041 R)
• M16: 18,886,881 km (0.092 R)
• M17: 25,615,195 km (0.106 R)
• M18: 36,290,648 km (0.116 R)
• M19: 43,820,807 km (0.117 R)
• M20: 46,343,476 km (0.04 R)
• M21: 56,708,364 km (0.097 R)
• M22: 59,700,321 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 15,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit