🌌 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 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.5 AU - 0.56 AU

Year: 253 Days

Day: 32.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.47 AU - 0.59 AU

Year: 253 Days

Day: 31.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.5

Radius: 13.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.99 AU - 1.07 AU

Year: 686 Days

Day: 6.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,082,624 km

• M1: 168,447 km (0.092 R)
• M2: 271,371 km (0.091 R)
• M3: 378,632 km (0.096 R)
• M4: 464,950 km (0.089 R)
• M5: 553,961 km (0.081 R)
• M6: 646,712 km (0.086 R)
• M7: 749,635 km (0.116 R)
• M8: 842,984 km (0.064 R)
• M9: 1,043,146 km (0.103 R)
• M10: 1,185,713 km (0.115 R)
• M11: 1,273,826 km (0.109 R)
• M12: 1,368,970 km (0.095 R)
• M13: 1,456,934 km (0.098 R)
• M14: 1,587,533 km (0.08 R)
• M15: 1,738,028 km (0.1 R)
• M16: 1,828,684 km (0.088 R)
• M17: 1,926,372 km (0.048 R)
• M18: 2,020,319 km (0.091 R)
• M19: 2,110,228 km (0.059 R)
• M20: 2,224,670 km (0.094 R)
• M21: 2,574,579 km (0.068 R)
• M22: 2,709,517 km (0.111 R)
• M23: 2,821,865 km (0.076 R)
• M24: 2,923,142 km (0.045 R)
• M25: 3,051,348 km (0.112 R)
• M26: 3,267,217 km (0.116 R)
• M27: 3,360,267 km (0.082 R)
• M28: 4,030,017 km (0.106 R)
• M29: 4,166,151 km (0.108 R)
• M30: 4,376,935 km (0.084 R)
• M31: 4,561,389 km (0.101 R)
• M32: 4,665,958 km (0.111 R)
• M33: 5,115,200 km (0.101 R)
• M34: 5,216,029 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.3

Radius: 11.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.09 AU - 1.13 AU

Year: 767 Days

Day: 12.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 68,082,624 km

• M1: 146,307 km (0.066 R)
• M2: 225,294 km (0.068 R)
• M3: 344,225 km (0.086 R)
• M4: 464,651 km (0.07 R)
• M5: 542,741 km (0.117 R)
• M6: 655,239 km (0.107 R)
• M7: 867,967 km (0.093 R)
• M8: 957,576 km (0.052 R)
• M9: 1,062,294 km (0.089 R)
• M10: 1,433,896 km (0.109 R)
• M11: 1,541,606 km (0.1 R)
• M12: 1,787,246 km (0.055 R)
• M13: 1,970,653 km (0.096 R)
• M14: 2,091,378 km (0.073 R)
• M15: 2,199,089 km (0.079 R)
• M16: 2,332,530 km (0.111 R)
• M17: 2,591,035 km (0.112 R)
• M18: 2,690,518 km (0.062 R)
• M19: 2,944,684 km (0.118 R)
• M20: 3,057,332 km (0.088 R)
• M21: 3,367,897 km (0.117 R)
• M22: 3,458,553 km (0.067 R)
• M23: 3,605,309 km (0.082 R)
• M24: 3,726,034 km (0.106 R)
• M25: 3,857,680 km (0.091 R)
• M26: 3,971,823 km (0.104 R)
• M27: 4,154,632 km (0.083 R)
• M28: 4,499,006 km (0.047 R)
• M29: 4,639,329 km (0.101 R)
• M30: 4,903,968 km (0.062 R)
• M31: 5,017,363 km (0.078 R)
• M32: 5,142,128 km (0.05 R)
• M33: 5,246,996 km (0.114 R)
• M34: 5,458,677 km (0.057 R)
• M35: 5,533,476 km (0.06 R)
• M36: 5,835,963 km (0.069 R)
• M37: 6,088,633 km (0.039 R)
• M38: 6,570,638 km (0.06 R)
• M39: 6,741,628 km (0.086 R)
• M40: 6,937,302 km (0.107 R)
• M41: 7,099,915 km (0.116 R)
• M42: 7,228,569 km (0.095 R)
• M43: 7,322,666 km (0.1 R)
• M44: 7,405,244 km (0.062 R)
• M45: 7,690,827 km (0.111 R)
• M46: 7,931,679 km (0.065 R)
• M47: 8,004,384 km (0.035 R)
• M48: 8,077,387 km (0.108 R)
• M49: 8,162,808 km (0.085 R)

Asteroid Belt

Center: 5.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.6

Radius: 6

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.24 AU - 11.32 AU

Year: 20064 Days

Day: 17.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 68,082,624 km

• M1: 85,720 km (0.086 R)
• M2: 132,693 km (0.074 R)
• M3: 539,151 km (0.083 R)
• M4: 598,391 km (0.106 R)
• M5: 1,099,245 km (0.088 R)
• M6: 1,388,567 km (0.114 R)
• M7: 2,003,415 km (0.1 R)
• M8: 2,065,947 km (0.088 R)
• M9: 2,161,091 km (0.073 R)
• M10: 2,937,055 km (0.071 R)
• M11: 3,523,179 km (0.049 R)
• M12: 4,925,809 km (0.068 R)
• M13: 5,268,239 km (0.079 R)
• M14: 5,530,035 km (0.062 R)
• M15: 5,618,298 km (0.088 R)
• M16: 6,433,157 km (0.047 R)
• M17: 7,381,309 km (0.062 R)
• M18: 7,478,547 km (0.064 R)
• M19: 8,473,822 km (0.106 R)
• M20: 8,677,873 km (0.08 R)
• M21: 8,831,959 km (0.088 R)
• M22: 9,038,853 km (0.073 R)
• M23: 10,585,695 km (0.107 R)
• M24: 10,860,656 km (0.112 R)
• M25: 10,971,209 km (0.051 R)
• M26: 11,812,846 km (0.032 R)
• M27: 13,438,526 km (0.061 R)
• M28: 14,036,020 km (0.073 R)
• M29: 14,581,155 km (0.07 R)
• M30: 14,703,227 km (0.098 R)
• M31: 15,504,922 km (0.063 R)
• M32: 15,942,495 km (0.072 R)
• M33: 16,702,004 km (0.076 R)
• M34: 17,021,994 km (0.077 R)
• M35: 17,993,931 km (0.095 R)
• M36: 18,718,134 km (0.096 R)
• M37: 19,183,982 km (0.09 R)
• M38: 19,586,251 km (0.077 R)
• M39: 19,923,594 km (0.118 R)
• M40: 20,399,166 km (0.083 R)
• M41: 20,604,115 km (0.063 R)
• M42: 20,809,812 km (0.08 R)
• M43: 22,549,785 km (0.119 R)
• M44: 22,761,615 km (0.112 R)
• M45: 22,903,284 km (0.091 R)
• M46: 23,329,938 km (0.112 R)
• M47: 23,831,090 km (0.111 R)
• M48: 24,625,754 km (0.098 R)
• M49: 25,502,547 km (0.108 R)
• M50: 26,836,811 km (0.086 R)
• M51: 27,136,306 km (0.086 R)
• M52: 29,187,293 km (0.094 R)
• M53: 29,418,272 km (0.089 R)
• M54: 29,882,025 km (0.085 R)
• M55: 30,348,172 km (0.046 R)
• M56: 31,287,647 km (0.039 R)
• M57: 33,436,171 km (0.087 R)
• M58: 33,516,655 km (0.032 R)
• M59: 33,597,139 km (0.086 R)
• M60: 37,121,216 km (0.118 R)
• M61: 37,371,493 km (0.114 R)
• M62: 37,705,994 km (0.049 R)
• M63: 37,957,468 km (0.086 R)
• M64: 38,125,466 km (0.119 R)
• M65: 39,053,871 km (0.054 R)
• M66: 39,733,793 km (0.097 R)
• M67: 40,331,885 km (0.042 R)
• M68: 41,105,157 km (0.096 R)
• M69: 41,364,110 km (0.087 R)
• M70: 43,718,033 km (0.095 R)
• M71: 44,158,748 km (0.086 R)
• M72: 44,247,161 km (0.083 R)
• M73: 44,866,945 km (0.074 R)
• M74: 45,757,501 km (0.107 R)
• M75: 47,827,636 km (0.079 R)
• M76: 48,372,621 km (0.092 R)
• M77: 50,296,450 km (0.114 R)
• M78: 50,850,710 km (0.11 R)
• M79: 51,128,663 km (0.078 R)
• M80: 51,221,413 km (0.115 R)
• M81: 52,712,904 km (0.118 R)
• M82: 53,652,229 km (0.059 R)
• M83: 54,029,515 km (0.088 R)
• M84: 54,502,394 km (0.111 R)
• M85: 56,120,444 km (0.117 R)
• M86: 56,695,349 km (0.092 R)
• M87: 57,947,483 km (0.051 R)
• M88: 59,891,508 km (0.09 R)
• M89: 62,252,611 km (0.098 R)
• M90: 65,649,081 km (0.107 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: 205 - 11,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit