🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.64 AU - 0.64 AU

Year: 179 Days

Day: 21.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.79 AU - 0.79 AU

Year: 246 Days

Day: 18 Hours

Environment

Temp: 208 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.93 AU - 1.03 AU

Year: 339 Days

Day: 41 Hours

Environment

Temp: 95 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,271,149 km

• M1: 430,393 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.41 AU - 2.21 AU

Year: 852 Days

Day: 12.4 Hours

Environment

Temp: -35 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.74 AU - 2.46 AU

Year: 1065 Days

Day: 25.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.13 AU - 5.29 AU

Year: 3576 Days

Day: 25.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.6

Radius: 13.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.05 AU - 8.21 AU

Year: 8110 Days

Day: 11.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 40,271,149 km

• M1: 173,234 km (0.098 R)
• M2: 258,655 km (0.091 R)
• M3: 615,745 km (0.111 R)
• M4: 1,203,814 km (0.118 R)
• M5: 1,506,002 km (0.111 R)
• M6: 1,732,343 km (0.068 R)
• M7: 2,022,414 km (0.115 R)
• M8: 2,273,289 km (0.085 R)
• M9: 2,440,091 km (0.053 R)
• M10: 2,553,636 km (0.104 R)
• M11: 2,727,468 km (0.086 R)
• M12: 2,825,605 km (0.064 R)
• M13: 3,127,643 km (0.112 R)
• M14: 3,334,985 km (0.084 R)
• M15: 3,461,545 km (0.112 R)
• M16: 3,676,218 km (0.059 R)
• M17: 3,851,098 km (0.057 R)
• M18: 4,209,385 km (0.107 R)
• M19: 4,369,455 km (0.109 R)
• M20: 4,555,106 km (0.106 R)
• M21: 5,006,293 km (0.06 R)
• M22: 5,225,154 km (0.05 R)
• M23: 5,824,294 km (0.1 R)
• M24: 5,951,901 km (0.081 R)
• M25: 6,683,734 km (0.073 R)
• M26: 6,952,112 km (0.111 R)
• M27: 7,223,932 km (0.114 R)
• M28: 7,333,736 km (0.114 R)
• M29: 7,471,666 km (0.108 R)
• M30: 7,750,366 km (0.058 R)
• M31: 8,032,358 km (0.094 R)
• M32: 8,404,109 km (0.114 R)
• M33: 8,752,223 km (0.084 R)
• M34: 8,840,037 km (0.106 R)
• M35: 9,283,445 km (0.067 R)
• M36: 9,522,952 km (0.115 R)
• M37: 9,643,528 km (0.099 R)
• M38: 9,916,544 km (0.107 R)
• M39: 11,160,749 km (0.104 R)
• M40: 11,543,720 km (0.117 R)
• M41: 11,769,014 km (0.092 R)
• M42: 12,224,091 km (0.041 R)
• M43: 12,618,880 km (0.066 R)
• M44: 13,353,405 km (0.088 R)
• M45: 13,556,110 km (0.086 R)
• M46: 14,689,464 km (0.075 R)
• M47: 14,829,039 km (0.117 R)
• M48: 15,285,312 km (0.095 R)
• M49: 16,103,912 km (0.091 R)
• M50: 16,536,698 km (0.107 R)
• M51: 17,266,437 km (0.085 R)
• M52: 18,006,797 km (0.098 R)
• M53: 18,156,095 km (0.092 R)
• M54: 18,456,039 km (0.042 R)
• M55: 18,871,023 km (0.092 R)
• M56: 19,022,716 km (0.077 R)
• M57: 19,787,310 km (0.119 R)
• M58: 20,134,527 km (0.051 R)
• M59: 20,406,197 km (0.055 R)
• M60: 20,522,883 km (0.111 R)
• M61: 20,913,633 km (0.084 R)
• M62: 21,188,743 km (0.114 R)
• M63: 21,544,038 km (0.079 R)
• M64: 21,861,634 km (0.034 R)
• M65: 22,340,796 km (0.113 R)
• M66: 22,461,223 km (0.108 R)
• M67: 23,309,592 km (0.045 R)
• M68: 24,292,151 km (0.086 R)
• M69: 24,664,201 km (0.111 R)
• M70: 24,996,458 km (0.077 R)
• M71: 25,163,110 km (0.111 R)
• M72: 25,246,585 km (0.093 R)
• M73: 25,959,719 km (0.113 R)
• M74: 26,128,614 km (0.112 R)
• M75: 26,424,818 km (0.112 R)
• M76: 27,449,115 km (0.041 R)
• M77: 27,534,984 km (0.097 R)
• M78: 27,664,087 km (0.079 R)
• M79: 28,703,942 km (0.1 R)
• M80: 28,791,157 km (0.11 R)
• M81: 29,316,545 km (0.033 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.2

Radius: 10.6

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.89 AU - 10.23 AU

Year: 9540 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 40,271,149 km

• M1: 335,698 km (0.113 R)
• M2: 708,645 km (0.067 R)
• M3: 889,958 km (0.117 R)
• M4: 986,748 km (0.113 R)
• M5: 1,053,319 km (0.076 R)
• M6: 1,173,745 km (0.091 R)
• M7: 1,244,804 km (0.109 R)
• M8: 1,335,759 km (0.119 R)
• M9: 1,429,108 km (0.057 R)
• M10: 1,722,619 km (0.057 R)
• M11: 1,824,795 km (0.114 R)
• M12: 2,013,887 km (0.077 R)
• M13: 2,165,579 km (0.079 R)
• M14: 2,549,896 km (0.117 R)
• M15: 2,619,908 km (0.068 R)
• M16: 2,834,132 km (0.089 R)
• M17: 3,128,839 km (0.094 R)
• M18: 3,589,451 km (0.104 R)
• M19: 3,935,471 km (0.083 R)
• M20: 4,016,852 km (0.114 R)
• M21: 4,774,865 km (0.105 R)
• M22: 4,949,296 km (0.091 R)
• M23: 5,698,931 km (0.108 R)
• M24: 5,853,166 km (0.064 R)
• M25: 6,102,696 km (0.118 R)
• M26: 6,197,241 km (0.08 R)
• M27: 6,324,100 km (0.06 R)
• M28: 6,451,707 km (0.101 R)
• M29: 6,612,525 km (0.08 R)
• M30: 7,103,056 km (0.09 R)
• M31: 7,302,470 km (0.064 R)
• M32: 7,673,024 km (0.084 R)
• M33: 8,679,220 km (0.045 R)
• M34: 10,284,106 km (0.098 R)
• M35: 10,434,451 km (0.116 R)
• M36: 11,081,911 km (0.099 R)
• M37: 11,352,234 km (0.119 R)
• M38: 12,176,369 km (0.063 R)
• M39: 12,696,222 km (0.048 R)
• M40: 13,264,245 km (0.067 R)
• M41: 13,469,194 km (0.094 R)
• M42: 13,633,752 km (0.08 R)
• M43: 13,840,496 km (0.113 R)
• M44: 14,090,025 km (0.113 R)
• M45: 14,424,975 km (0.061 R)
• M46: 14,847,439 km (0.036 R)
• M47: 15,145,588 km (0.113 R)
• M48: 15,273,943 km (0.12 R)
• M49: 17,153,640 km (0.118 R)
• M50: 17,556,208 km (0.065 R)
• M51: 18,370,768 km (0.12 R)
• M52: 19,243,971 km (0.073 R)
• M53: 19,615,722 km (0.077 R)
• M54: 19,896,068 km (0.058 R)
• M55: 20,745,036 km (0.098 R)
• M56: 21,702,163 km (0.075 R)
• M57: 22,186,262 km (0.104 R)
• M58: 22,283,500 km (0.083 R)
• M59: 22,869,774 km (0.109 R)
• M60: 23,214,149 km (0.096 R)
• M61: 23,808,501 km (0.12 R)
• M62: 24,407,940 km (0.075 R)
• M63: 25,265,584 km (0.078 R)
• M64: 25,418,025 km (0.105 R)
• M65: 26,958,583 km (0.093 R)
• M66: 27,792,442 km (0.11 R)
• M67: 28,899,915 km (0.119 R)
• M68: 29,699,665 km (0.098 R)
• M69: 29,860,483 km (0.111 R)
• M70: 32,197,651 km (0.051 R)
• M71: 32,473,210 km (0.054 R)
• M72: 33,415,976 km (0.106 R)
• M73: 33,918,624 km (0.091 R)
• M74: 34,311,468 km (0.095 R)
• M75: 34,480,215 km (0.03 R)
• M76: 34,649,260 km (0.077 R)
• M77: 34,931,701 km (0.117 R)
• M78: 35,271,588 km (0.075 R)
• M79: 35,954,502 km (0.082 R)
• M80: 36,412,421 km (0.093 R)
• M81: 36,584,608 km (0.066 R)
• M82: 38,088,067 km (0.092 R)
• M83: 38,554,662 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.8

Radius: 4.4

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 15.28 AU - 19.02 AU

Year: 24847 Days

Day: 15.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 40,271,149 km

• M1: 263,741 km (0.066 R)
• M2: 388,655 km (0.1 R)
• M3: 947,703 km (0.065 R)
• M4: 1,213,688 km (0.118 R)
• M5: 2,094,071 km (0.103 R)
• M6: 2,138,801 km (0.113 R)
• M7: 2,183,979 km (0.113 R)
• M8: 3,517,794 km (0.095 R)
• M9: 3,952,525 km (0.101 R)
• M10: 3,980,351 km (0.092 R)
• M11: 5,021,552 km (0.107 R)
• M12: 8,382,118 km (0.104 R)
• M13: 8,959,566 km (0.12 R)
• M14: 9,290,028 km (0.085 R)
• M15: 12,033,354 km (0.105 R)
• M16: 13,806,687 km (0.119 R)
• M17: 14,060,554 km (0.054 R)
• M18: 14,103,040 km (0.088 R)
• M19: 15,484,277 km (0.115 R)
• M20: 16,057,686 km (0.073 R)
• M21: 17,134,192 km (0.078 R)
• M22: 17,956,980 km (0.118 R)
• M23: 18,698,986 km (0.081 R)
• M24: 18,979,781 km (0.113 R)
• M25: 19,687,977 km (0.072 R)
• M26: 20,069,153 km (0.039 R)
• M27: 23,054,977 km (0.115 R)
• M28: 23,962,138 km (0.075 R)
• M29: 24,216,155 km (0.074 R)
• M30: 24,983,742 km (0.106 R)
• M31: 26,019,558 km (0.095 R)
• M32: 28,400,707 km (0.059 R)
• M33: 31,404,034 km (0.071 R)
• M34: 33,084,317 km (0.093 R)
• M35: 34,908,514 km (0.105 R)
• M36: 35,542,958 km (0.095 R)
• M37: 36,706,530 km (0.05 R)
• M38: 38,059,942 km (0.08 R)
• M39: 38,534,467 km (0.043 R)
• M40: 39,429,511 km (0.11 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit