🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.9

Radius: 13.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.52 AU - 0.56 AU

Year: 274 Days

Day: 11.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 81,764,026 km

• M1: 170,392 km (0.117 R)
• M2: 704,756 km (0.1 R)
• M3: 1,149,959 km (0.074 R)
• M4: 1,863,241 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.9

Radius: 14.3

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.59 AU - 0.81 AU

Year: 404 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 109.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 81,764,026 km

• M1: 177,872 km (0.063 R)
• M2: 1,330,374 km (0.073 R)
• M3: 1,939,088 km (0.104 R)
• M4: 2,547,203 km (0.101 R)
• M5: 3,099,369 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.2

Radius: 13.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.59 AU - 2.61 AU

Year: 2894 Days

Day: 11.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,764,026 km

• M1: 163,062 km (0.03 R)
• M2: 572,810 km (0.095 R)
• M3: 1,014,722 km (0.103 R)
• M4: 1,479,673 km (0.116 R)
• M5: 1,934,450 km (0.048 R)
• M6: 2,447,720 km (0.106 R)
• M7: 2,888,436 km (0.082 R)
• M8: 3,595,734 km (0.047 R)
• M9: 4,049,914 km (0.097 R)
• M10: 5,778,068 km (0.079 R)
• M11: 6,358,508 km (0.039 R)
• M12: 7,610,492 km (0.101 R)
• M13: 8,875,342 km (0.073 R)
• M14: 10,085,140 km (0.041 R)
• M15: 10,995,443 km (0.06 R)
• M16: 11,818,830 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.5

Radius: 10.5

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.71 AU - 3.87 AU

Year: 4119 Days

Day: 7.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,764,026 km

• M1: 135,685 km (0.063 R)
• M2: 469,289 km (0.084 R)
• M3: 1,043,296 km (0.112 R)
• M4: 1,569,730 km (0.111 R)
• M5: 2,050,987 km (0.118 R)
• M6: 2,513,843 km (0.095 R)
• M7: 3,111,037 km (0.047 R)
• M8: 3,614,434 km (0.056 R)
• M9: 4,012,514 km (0.113 R)
• M10: 4,610,307 km (0.076 R)
• M11: 5,482,463 km (0.112 R)
• M12: 6,515,735 km (0.111 R)
• M13: 7,049,949 km (0.102 R)
• M14: 7,613,036 km (0.083 R)
• M15: 8,367,009 km (0.083 R)
• M16: 9,378,739 km (0.079 R)
• M17: 9,914,150 km (0.039 R)
• M18: 10,736,340 km (0.074 R)
• M19: 13,701,370 km (0.077 R)
• M20: 14,112,614 km (0.114 R)
• M21: 16,446,491 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.9

Radius: 6

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.95 AU - 8.29 AU

Year: 14519 Days

Day: 15.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,764,026 km

• M1: 77,492 km (0.101 R)
• M2: 472,879 km (0.083 R)
• M3: 700,268 km (0.102 R)
• M4: 1,066,184 km (0.108 R)
• M5: 2,050,688 km (0.109 R)
• M6: 2,525,362 km (0.052 R)
• M7: 3,164,743 km (0.119 R)
• M8: 5,014,072 km (0.057 R)
• M9: 5,483,061 km (0.114 R)
• M10: 5,835,663 km (0.109 R)
• M11: 6,431,212 km (0.09 R)
• M12: 7,742,587 km (0.111 R)
• M13: 8,741,602 km (0.106 R)
• M14: 9,174,089 km (0.12 R)
• M15: 9,671,203 km (0.082 R)
• M16: 12,074,044 km (0.118 R)
• M17: 13,100,435 km (0.117 R)
• M18: 13,287,283 km (0.112 R)
• M19: 15,256,290 km (0.096 R)
• M20: 15,602,460 km (0.04 R)
• M21: 16,024,625 km (0.091 R)
• M22: 16,382,164 km (0.048 R)
• M23: 20,423,101 km (0.068 R)
• M24: 23,032,687 km (0.074 R)
• M25: 23,856,821 km (0.065 R)
• M26: 25,273,962 km (0.084 R)
• M27: 29,007,775 km (0.12 R)
• M28: 31,616,762 km (0.065 R)
• M29: 34,378,189 km (0.109 R)
• M30: 35,574,673 km (0.118 R)
• M31: 38,431,543 km (0.103 R)
• M32: 44,456,448 km (0.088 R)
• M33: 45,162,400 km (0.077 R)
• M34: 48,954,407 km (0.107 R)
• M35: 49,254,501 km (0.112 R)
• M36: 50,620,628 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.6

Radius: 3.4

Gravity: 62.85 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.16 AU - 11.72 AU

Year: 21632 Days

Day: 23.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,764,026 km

• M1: 42,785 km (0.083 R)
• M2: 209,736 km (0.086 R)
• M3: 799,152 km (0.046 R)
• M4: 1,076,057 km (0.075 R)
• M5: 1,229,395 km (0.11 R)
• M6: 1,350,121 km (0.073 R)
• M7: 1,545,944 km (0.105 R)
• M8: 1,914,254 km (0.12 R)
• M9: 3,005,870 km (0.113 R)
• M10: 3,169,979 km (0.061 R)
• M11: 4,669,548 km (0.064 R)
• M12: 5,674,696 km (0.118 R)
• M13: 6,722,779 km (0.03 R)
• M14: 7,341,216 km (0.104 R)
• M15: 8,101,024 km (0.088 R)
• M16: 8,745,342 km (0.043 R)
• M17: 9,023,744 km (0.037 R)
• M18: 9,136,690 km (0.073 R)
• M19: 11,010,852 km (0.039 R)
• M20: 11,733,111 km (0.047 R)
• M21: 11,935,367 km (0.104 R)
• M22: 13,787,538 km (0.025 R)
• M23: 15,822,817 km (0.108 R)
• M24: 20,282,629 km (0.036 R)
• M25: 20,769,869 km (0.113 R)
• M26: 24,621,117 km (0.061 R)
• M27: 24,731,370 km (0.063 R)
• M28: 25,064,076 km (0.12 R)
• M29: 25,851,709 km (0.119 R)
• M30: 27,476,491 km (0.063 R)
• M31: 31,702,930 km (0.113 R)
• M32: 35,916,205 km (0.063 R)
• M33: 41,414,824 km (0.116 R)
• M34: 48,133,863 km (0.077 R)
• M35: 52,021,912 km (0.1 R)
• M36: 65,141,645 km (0.098 R)
• M37: 67,271,170 km (0.081 R)
• M38: 67,919,079 km (0.08 R)
• M39: 71,893,446 km (0.082 R)
• M40: 78,618,169 km (0.153 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 12,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit