🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.4

Radius: 10.8

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.98 AU - 1.34 AU

Year: 820 Days

Day: 5 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,847,041 km

• M1: 134,339 km (0.12 R)
• M2: 601,533 km (0.104 R)
• M3: 1,059,003 km (0.041 R)
• M4: 1,507,498 km (0.078 R)
• M5: 1,925,474 km (0.048 R)
• M6: 2,583,256 km (0.057 R)
• M7: 3,069,449 km (0.079 R)
• M8: 3,803,376 km (0.065 R)
• M9: 4,183,205 km (0.098 R)
• M10: 4,697,523 km (0.108 R)
• M11: 5,152,450 km (0.104 R)
• M12: 5,963,719 km (0.069 R)
• M13: 6,342,202 km (0.119 R)
• M14: 7,064,011 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.9

Radius: 9.8

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.76 AU - 2.76 AU

Year: 2229 Days

Day: 6.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,847,041 km

• M1: 122,072 km (0.096 R)
• M2: 508,034 km (0.117 R)
• M3: 821,442 km (0.1 R)
• M4: 1,198,129 km (0.114 R)
• M5: 2,064,600 km (0.072 R)
• M6: 2,429,170 km (0.115 R)
• M7: 2,789,252 km (0.101 R)
• M8: 3,185,088 km (0.114 R)
• M9: 3,534,100 km (0.041 R)
• M10: 3,849,303 km (0.074 R)
• M11: 4,438,569 km (0.1 R)
• M12: 5,433,843 km (0.113 R)
• M13: 5,894,904 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.4

Radius: 10.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.03 AU - 3.63 AU

Year: 3986 Days

Day: 14.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,847,041 km

• M1: 130,599 km (0.096 R)
• M2: 825,182 km (0.099 R)
• M3: 1,386,024 km (0.112 R)
• M4: 1,835,715 km (0.064 R)
• M5: 3,470,970 km (0.08 R)
• M6: 3,907,048 km (0.091 R)
• M7: 4,426,451 km (0.087 R)
• M8: 5,439,379 km (0.055 R)
• M9: 5,771,785 km (0.06 R)
• M10: 6,446,771 km (0.061 R)
• M11: 7,506,372 km (0.112 R)
• M12: 8,493,270 km (0.076 R)
• M13: 9,564,540 km (0.119 R)
• M14: 9,968,305 km (0.096 R)
• M15: 10,853,176 km (0.072 R)
• M16: 12,682,459 km (0.046 R)
• M17: 13,519,010 km (0.075 R)
• M18: 14,762,019 km (0.087 R)
• M19: 15,301,917 km (0.104 R)
• M20: 18,509,745 km (0.086 R)
• M21: 19,011,047 km (0.1 R)
• M22: 19,975,205 km (0.118 R)
• M23: 20,303,722 km (0.081 R)
• M24: 21,792,371 km (0.098 R)
• M25: 22,140,634 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.7

Radius: 9.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.26 AU - 4.92 AU

Year: 5426 Days

Day: 8.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,847,041 km

• M1: 126,111 km (0.103 R)
• M2: 437,873 km (0.09 R)
• M3: 1,266,795 km (0.087 R)
• M4: 1,734,288 km (0.063 R)
• M5: 2,063,852 km (0.048 R)
• M6: 4,359,432 km (0.114 R)
• M7: 5,811,877 km (0.107 R)
• M8: 6,806,703 km (0.102 R)
• M9: 7,636,822 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.7

Radius: 11

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.01 AU - 5.87 AU

Year: 7203 Days

Day: 12 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,847,041 km

• M1: 139,276 km (0.119 R)
• M2: 498,610 km (0.082 R)
• M3: 925,712 km (0.047 R)
• M4: 1,443,320 km (0.08 R)
• M5: 2,227,363 km (0.093 R)
• M6: 3,090,692 km (0.078 R)
• M7: 4,288,971 km (0.077 R)
• M8: 4,652,045 km (0.101 R)
• M9: 6,217,886 km (0.107 R)
• M10: 6,961,687 km (0.03 R)
• M11: 7,650,884 km (0.088 R)
• M12: 8,070,356 km (0.107 R)
• M13: 8,585,871 km (0.095 R)
• M14: 16,418,516 km (0.05 R)
• M15: 18,781,713 km (0.068 R)
• M16: 21,363,174 km (0.091 R)
• M17: 21,891,404 km (0.12 R)
• M18: 22,738,876 km (0.101 R)
• M19: 23,528,155 km (0.087 R)
• M20: 29,018,546 km (0.116 R)
• M21: 34,064,782 km (0.119 R)

Asteroid Belt

Center: 7.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.2

Radius: 7.3

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.71 AU - 10.13 AU

Year: 18966 Days

Day: 21.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,847,041 km

• M1: 92,003 km (0.092 R)
• M2: 340,634 km (0.052 R)
• M3: 569,220 km (0.075 R)
• M4: 917,633 km (0.102 R)
• M5: 1,180,776 km (0.075 R)
• M6: 2,069,986 km (0.118 R)
• M7: 2,713,257 km (0.109 R)
• M8: 3,454,963 km (0.04 R)
• M9: 4,228,683 km (0.111 R)
• M10: 5,222,013 km (0.114 R)
• M11: 5,598,252 km (0.069 R)
• M12: 6,196,493 km (0.116 R)
• M13: 7,240,986 km (0.1 R)
• M14: 8,347,860 km (0.101 R)
• M15: 9,508,291 km (0.065 R)
• M16: 13,009,180 km (0.09 R)
• M17: 13,842,291 km (0.115 R)
• M18: 15,158,154 km (0.063 R)
• M19: 15,768,962 km (0.085 R)
• M20: 18,206,061 km (0.097 R)
• M21: 22,511,787 km (0.12 R)
• M22: 23,710,814 km (0.114 R)
• M23: 35,140,540 km (0.111 R)
• M24: 35,405,627 km (0.106 R)
• M25: 36,074,479 km (0.077 R)
• M26: 38,411,647 km (0.1 R)
• M27: 47,304,343 km (0.085 R)
• M28: 59,709,447 km (0.054 R)
• M29: 61,229,810 km (0.114 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: 430 - 16,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit