🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.5 AU - 0.54 AU

Year: 238 Days

Day: 36.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564

Radius: 14.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.58 AU - 0.96 AU

Year: 430 Days

Day: 5.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,576,748 km

• M1: 177,872 km (0.084 R)
• M2: 714,031 km (0.112 R)
• M3: 1,212,940 km (0.104 R)
• M4: 1,690,157 km (0.112 R)
• M5: 2,143,588 km (0.092 R)
• M6: 3,054,190 km (0.053 R)
• M7: 3,653,330 km (0.043 R)
• M8: 4,384,863 km (0.12 R)
• M9: 4,837,247 km (0.108 R)
• M10: 5,447,008 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 9.4

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.28 AU - 1.94 AU

Year: 1299 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,576,748 km

• M1: 116,986 km (0.081 R)
• M2: 567,724 km (0.081 R)
• M3: 1,099,544 km (0.118 R)
• M4: 1,929,663 km (0.099 R)
• M5: 2,509,355 km (0.072 R)
• M6: 3,388,841 km (0.112 R)
• M7: 4,425,703 km (0.087 R)
• M8: 4,789,675 km (0.097 R)
• M9: 5,114,602 km (0.116 R)
• M10: 6,588,440 km (0.088 R)
• M11: 7,088,546 km (0.07 R)
• M12: 7,385,497 km (0.095 R)
• M13: 8,245,386 km (0.099 R)
• M14: 10,573,578 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.4

Radius: 14.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.74 AU - 2.7 AU

Year: 2103 Days

Day: 8.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,576,748 km

• M1: 177,872 km (0.101 R)
• M2: 671,994 km (0.081 R)
• M3: 1,242,111 km (0.078 R)
• M4: 2,116,361 km (0.036 R)
• M5: 2,630,080 km (0.095 R)
• M6: 3,328,403 km (0.039 R)
• M7: 4,199,063 km (0.034 R)
• M8: 5,501,162 km (0.116 R)
• M9: 6,462,927 km (0.103 R)
• M10: 7,559,779 km (0.083 R)
• M11: 8,977,817 km (0.08 R)
• M12: 9,508,141 km (0.089 R)
• M13: 10,059,260 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 8.2

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.88 AU - 4.76 AU

Year: 5709 Days

Day: 5.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,576,748 km

• M1: 106,214 km (0.042 R)
• M2: 405,261 km (0.092 R)
• M3: 1,241,363 km (0.034 R)
• M4: 1,742,516 km (0.061 R)
• M5: 2,209,561 km (0.106 R)
• M6: 2,496,489 km (0.09 R)
• M7: 3,714,665 km (0.087 R)
• M8: 5,131,955 km (0.091 R)
• M9: 6,062,603 km (0.101 R)
• M10: 7,133,724 km (0.096 R)
• M11: 9,885,726 km (0.119 R)
• M12: 10,335,418 km (0.053 R)
• M13: 11,143,994 km (0.065 R)
• M14: 13,177,927 km (0.079 R)
• M15: 15,284,863 km (0.058 R)
• M16: 16,904,260 km (0.068 R)
• M17: 17,965,208 km (0.119 R)
• M18: 20,024,423 km (0.066 R)
• M19: 21,549,424 km (0.066 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.9

Radius: 10.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.5 AU - 7.3 AU

Year: 9112 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,576,748 km

• M1: 152,291 km (0.094 R)
• M2: 596,596 km (0.087 R)
• M3: 997,967 km (0.052 R)
• M4: 1,363,884 km (0.063 R)
• M5: 1,976,038 km (0.117 R)
• M6: 3,284,720 km (0.079 R)
• M7: 5,915,698 km (0.03 R)
• M8: 7,501,286 km (0.082 R)
• M9: 13,381,081 km (0.089 R)
• M10: 24,642,060 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.4

Radius: 5.4

Gravity: 29.44 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.1 AU - 9.06 AU

Year: 13269 Days

Day: 21 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,576,748 km

• M1: 68,366 km (0.109 R)
• M2: 543,788 km (0.053 R)
• M3: 739,911 km (0.073 R)
• M4: 972,685 km (0.117 R)
• M5: 1,253,630 km (0.062 R)
• M6: 1,683,724 km (0.071 R)
• M7: 1,870,721 km (0.114 R)
• M8: 2,207,017 km (0.12 R)
• M9: 2,671,519 km (0.089 R)
• M10: 2,855,973 km (0.119 R)
• M11: 3,569,256 km (0.111 R)
• M12: 4,886,166 km (0.061 R)
• M13: 5,747,251 km (0.089 R)
• M14: 6,415,654 km (0.079 R)
• M15: 6,747,612 km (0.088 R)
• M16: 7,400,607 km (0.056 R)
• M17: 7,905,799 km (0.043 R)
• M18: 8,335,743 km (0.052 R)
• M19: 8,831,809 km (0.098 R)
• M20: 11,979,349 km (0.102 R)
• M21: 12,292,307 km (0.102 R)
• M22: 14,215,687 km (0.025 R)
• M23: 18,315,716 km (0.043 R)
• M24: 22,002,107 km (0.089 R)
• M25: 24,515,949 km (0.117 R)
• M26: 25,634,792 km (0.079 R)
• M27: 29,420,815 km (0.117 R)
• M28: 33,935,529 km (0.105 R)
• M29: 36,096,620 km (0.104 R)
• M30: 38,483,155 km (0.099 R)
• M31: 39,164,274 km (0.118 R)
• M32: 40,131,274 km (0.078 R)
• M33: 41,255,802 km (0.079 R)
• M34: 53,510,560 km (0.111 R)
• M35: 55,734,781 km (0.119 R)
• M36: 55,908,315 km (0.114 R)
• M37: 56,606,338 km (0.103 R)
• M38: 57,310,196 km (0.086 R)
• M39: 61,285,610 km (0.077 R)
• M40: 62,214,164 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.8

Radius: 3.9

Gravity: 30.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.01 AU - 11.35 AU

Year: 19149 Days

Day: 17.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,576,748 km

• M1: 48,470 km (0.073 R)
• M2: 225,594 km (0.078 R)
• M3: 491,130 km (0.119 R)
• M4: 864,676 km (0.061 R)
• M5: 1,105,977 km (0.107 R)
• M6: 1,290,581 km (0.07 R)
• M7: 1,573,919 km (0.03 R)
• M8: 2,123,542 km (0.117 R)
• M9: 2,496,190 km (0.103 R)
• M10: 3,561,477 km (0.058 R)
• M11: 4,271,917 km (0.111 R)
• M12: 4,528,477 km (0.099 R)
• M13: 4,660,572 km (0.07 R)
• M14: 5,545,294 km (0.086 R)
• M15: 6,207,264 km (0.082 R)
• M16: 7,274,346 km (0.08 R)
• M17: 8,211,726 km (0.046 R)
• M18: 12,573,701 km (0.113 R)
• M19: 14,196,688 km (0.034 R)
• M20: 15,802,472 km (0.111 R)
• M21: 17,687,854 km (0.081 R)
• M22: 18,431,954 km (0.066 R)
• M23: 18,684,624 km (0.099 R)
• M24: 19,196,698 km (0.116 R)
• M25: 20,427,888 km (0.118 R)
• M26: 22,086,929 km (0.108 R)
• M27: 23,933,415 km (0.109 R)
• M28: 27,054,177 km (0.074 R)
• M29: 42,981,563 km (0.025 R)
• M30: 44,022,764 km (0.112 R)
• M31: 47,246,598 km (0.113 R)
• M32: 51,119,537 km (0.078 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 10,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit