🌌 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: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.5 AU - 0.78 AU

Year: 190 Days

Day: 40.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.03 AU - 1.33 AU

Year: 475 Days

Day: 15.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 32,533,706 km

• M1: 52,808 km (0.114 R)
• M2: 1,015,171 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.35 AU - 1.99 AU

Year: 800 Days

Day: 16.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.39 AU - 2.11 AU

Year: 859 Days

Day: 18.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,533,706 km

• M1: 694,583 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.88 AU - 2.26 AU

Year: 1104 Days

Day: 34.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,533,706 km

• M1: 43,832 km (0.094 R)
• M2: 822,339 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.2 AU - 5.12 AU

Year: 3147 Days

Day: 26.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,533,706 km

• M1: 28,872 km (0.109 R)
• M2: 1,599,052 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72

Radius: 12.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.97 AU - 6.33 AU

Year: 4981 Days

Day: 11 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 32,533,706 km

• M1: 160,818 km (0.114 R)
• M2: 277,055 km (0.07 R)
• M3: 443,258 km (0.11 R)
• M4: 552,615 km (0.092 R)
• M5: 638,633 km (0.097 R)
• M6: 788,979 km (0.112 R)
• M7: 880,832 km (0.102 R)
• M8: 1,522,458 km (0.105 R)
• M9: 1,650,214 km (0.049 R)
• M10: 1,730,847 km (0.105 R)
• M11: 1,833,472 km (0.086 R)
• M12: 2,321,161 km (0.067 R)
• M13: 2,644,890 km (0.071 R)
• M14: 2,909,679 km (0.117 R)
• M15: 3,070,347 km (0.051 R)
• M16: 3,195,859 km (0.042 R)
• M17: 3,400,509 km (0.077 R)
• M18: 3,688,934 km (0.097 R)
• M19: 4,026,576 km (0.057 R)
• M20: 4,192,331 km (0.096 R)
• M21: 4,275,956 km (0.104 R)
• M22: 4,501,998 km (0.078 R)
• M23: 4,602,079 km (0.08 R)
• M24: 4,688,547 km (0.075 R)
• M25: 5,099,193 km (0.112 R)
• M26: 5,308,780 km (0.087 R)
• M27: 5,445,213 km (0.109 R)
• M28: 5,536,767 km (0.119 R)
• M29: 6,128,576 km (0.119 R)
• M30: 6,287,748 km (0.115 R)
• M31: 6,496,736 km (0.088 R)
• M32: 6,593,975 km (0.105 R)
• M33: 6,724,424 km (0.115 R)
• M34: 6,938,050 km (0.073 R)
• M35: 7,087,498 km (0.064 R)
• M36: 7,389,387 km (0.108 R)
• M37: 7,644,152 km (0.099 R)
• M38: 7,850,148 km (0.101 R)
• M39: 8,005,730 km (0.113 R)
• M40: 8,337,837 km (0.079 R)
• M41: 8,585,422 km (0.08 R)
• M42: 9,124,273 km (0.067 R)
• M43: 9,361,236 km (0.115 R)
• M44: 9,489,591 km (0.104 R)
• M45: 9,637,095 km (0.114 R)
• M46: 9,785,496 km (0.042 R)
• M47: 9,934,495 km (0.105 R)
• M48: 10,121,792 km (0.119 R)
• M49: 10,405,130 km (0.111 R)
• M50: 10,538,123 km (0.104 R)
• M51: 10,691,012 km (0.066 R)
• M52: 11,056,779 km (0.083 R)
• M53: 11,212,061 km (0.109 R)
• M54: 11,623,156 km (0.032 R)
• M55: 12,039,337 km (0.064 R)
• M56: 12,906,556 km (0.072 R)
• M57: 13,049,721 km (0.079 R)
• M58: 13,482,209 km (0.12 R)
• M59: 13,585,880 km (0.099 R)
• M60: 13,814,765 km (0.026 R)
• M61: 14,087,183 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.6

Radius: 13

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.04 AU - 8.76 AU

Year: 9029 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 32,533,706 km

• M1: 201,808 km (0.032 R)
• M2: 349,909 km (0.098 R)
• M3: 507,436 km (0.067 R)
• M4: 665,711 km (0.104 R)
• M5: 905,666 km (0.107 R)
• M6: 1,748,799 km (0.041 R)
• M7: 2,022,862 km (0.116 R)
• M8: 2,154,209 km (0.109 R)
• M9: 2,708,469 km (0.064 R)
• M10: 2,952,464 km (0.045 R)
• M11: 3,700,902 km (0.112 R)
• M12: 3,862,916 km (0.08 R)
• M13: 4,650,549 km (0.103 R)
• M14: 6,049,738 km (0.07 R)
• M15: 6,762,273 km (0.118 R)
• M16: 6,861,606 km (0.082 R)
• M17: 7,399,260 km (0.111 R)
• M18: 7,535,694 km (0.109 R)
• M19: 8,160,713 km (0.112 R)
• M20: 8,515,111 km (0.08 R)
• M21: 9,349,418 km (0.074 R)
• M22: 9,645,921 km (0.057 R)
• M23: 10,285,901 km (0.12 R)
• M24: 10,515,234 km (0.083 R)
• M25: 10,746,064 km (0.109 R)
• M26: 11,056,629 km (0.066 R)
• M27: 11,449,024 km (0.114 R)
• M28: 12,531,215 km (0.108 R)
• M29: 12,776,107 km (0.061 R)
• M30: 13,353,854 km (0.058 R)
• M31: 13,982,315 km (0.1 R)
• M32: 14,151,510 km (0.112 R)
• M33: 14,363,939 km (0.065 R)
• M34: 14,491,995 km (0.038 R)
• M35: 14,577,565 km (0.117 R)
• M36: 14,663,284 km (0.111 R)
• M37: 14,835,322 km (0.109 R)
• M38: 15,268,108 km (0.035 R)
• M39: 16,101,967 km (0.043 R)
• M40: 16,234,959 km (0.119 R)
• M41: 16,725,790 km (0.094 R)
• M42: 16,905,607 km (0.065 R)
• M43: 18,459,031 km (0.085 R)
• M44: 20,248,670 km (0.1 R)
• M45: 20,344,413 km (0.099 R)
• M46: 21,407,455 km (0.1 R)
• M47: 21,749,436 km (0.049 R)
• M48: 22,686,816 km (0.071 R)
• M49: 23,035,529 km (0.105 R)
• M50: 23,285,657 km (0.095 R)
• M51: 23,788,754 km (0.066 R)
• M52: 24,041,575 km (0.111 R)
• M53: 24,908,045 km (0.061 R)
• M54: 25,113,443 km (0.117 R)
• M55: 25,370,901 km (0.083 R)
• M56: 25,940,570 km (0.034 R)
• M57: 27,887,287 km (0.084 R)
• M58: 28,421,501 km (0.099 R)
• M59: 28,743,585 km (0.1 R)
• M60: 29,013,011 km (0.072 R)
• M61: 30,044,339 km (0.118 R)
• M62: 30,537,114 km (0.107 R)
• M63: 31,198,187 km (0.094 R)
• M64: 32,310,597 km (0.086 R)
• M65: 32,871,589 km (0.094 R)
• M66: 33,605,815 km (0.066 R)
• M67: 34,688,605 km (0.078 R)
• M68: 35,609,230 km (0.063 R)
• M69: 35,956,596 km (0.107 R)
• M70: 36,363,203 km (0.11 R)
• M71: 38,182,313 km (0.11 R)
• M72: 39,252,237 km (0.098 R)
• M73: 39,610,973 km (0.112 R)
• M74: 39,910,917 km (0.08 R)
• M75: 40,271,747 km (0.027 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.2

Radius: 11

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.81 AU - 9.11 AU

Year: 9126 Days

Day: 8.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 32,533,706 km

• M1: 144,960 km (0.108 R)
• M2: 214,972 km (0.086 R)
• M3: 288,574 km (0.089 R)
• M4: 367,412 km (0.119 R)
• M5: 499,058 km (0.081 R)
• M6: 601,084 km (0.068 R)
• M7: 815,608 km (0.095 R)
• M8: 1,351,168 km (0.057 R)
• M9: 1,568,534 km (0.076 R)
• M10: 1,655,300 km (0.104 R)
• M11: 1,907,074 km (0.096 R)
• M12: 2,210,159 km (0.116 R)
• M13: 2,590,287 km (0.118 R)
• M14: 3,077,976 km (0.081 R)
• M15: 3,434,318 km (0.09 R)
• M16: 3,640,614 km (0.095 R)
• M17: 4,017,451 km (0.089 R)
• M18: 4,308,568 km (0.079 R)
• M19: 4,382,320 km (0.067 R)
• M20: 4,506,337 km (0.092 R)
• M21: 5,196,282 km (0.06 R)
• M22: 5,433,544 km (0.029 R)
• M23: 5,540,208 km (0.101 R)
• M24: 5,891,613 km (0.087 R)
• M25: 6,167,023 km (0.118 R)
• M26: 6,446,621 km (0.064 R)
• M27: 6,587,991 km (0.068 R)
• M28: 6,816,277 km (0.083 R)
• M29: 6,931,468 km (0.115 R)
• M30: 7,457,753 km (0.04 R)
• M31: 7,845,810 km (0.107 R)
• M32: 7,936,317 km (0.052 R)
• M33: 8,088,009 km (0.102 R)
• M34: 8,486,837 km (0.12 R)
• M35: 8,641,970 km (0.087 R)
• M36: 8,766,734 km (0.029 R)
• M37: 8,892,097 km (0.115 R)
• M38: 9,081,189 km (0.078 R)
• M39: 9,271,777 km (0.113 R)
• M40: 9,495,725 km (0.054 R)
• M41: 9,592,215 km (0.118 R)
• M42: 10,145,428 km (0.077 R)
• M43: 10,843,302 km (0.103 R)
• M44: 11,522,178 km (0.11 R)
• M45: 12,992,425 km (0.12 R)
• M46: 13,135,591 km (0.107 R)
• M47: 13,351,161 km (0.098 R)
• M48: 13,423,417 km (0.079 R)
• M49: 13,932,050 km (0.073 R)
• M50: 14,669,567 km (0.109 R)
• M51: 15,155,910 km (0.086 R)
• M52: 15,306,555 km (0.119 R)
• M53: 15,533,495 km (0.028 R)
• M54: 15,647,488 km (0.039 R)
• M55: 16,568,712 km (0.098 R)
• M56: 16,918,771 km (0.089 R)
• M57: 17,428,750 km (0.117 R)
• M58: 17,705,357 km (0.114 R)
• M59: 19,273,292 km (0.102 R)
• M60: 19,888,139 km (0.115 R)
• M61: 20,843,471 km (0.044 R)
• M62: 21,095,095 km (0.058 R)
• M63: 21,643,820 km (0.113 R)
• M64: 21,856,099 km (0.08 R)
• M65: 21,941,220 km (0.074 R)
• M66: 22,841,650 km (0.06 R)
• M67: 23,666,682 km (0.106 R)
• M68: 24,017,041 km (0.096 R)
• M69: 24,413,176 km (0.117 R)
• M70: 24,722,843 km (0.073 R)
• M71: 24,811,555 km (0.07 R)
• M72: 26,154,794 km (0.048 R)
• M73: 26,335,658 km (0.11 R)
• M74: 26,653,254 km (0.102 R)
• M75: 26,744,210 km (0.081 R)
• M76: 29,992,578 km (0.095 R)
• M77: 30,800,107 km (0.075 R)
• M78: 30,991,144 km (0.041 R)
• M79: 31,182,629 km (0.073 R)
• M80: 31,807,499 km (0.047 R)
• M81: 32,097,270 km (0.097 R)
• M82: 32,194,060 km (0.117 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: 380 - 11,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit