🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.7 AU - 1.98 AU

Year: 881 Days

Day: 17.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.49 AU - 2.48 AU

Year: 984 Days

Day: 24.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.1 AU - 2.26 AU

Year: 1137 Days

Day: 41.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.21 AU - 2.97 AU

Year: 1472 Days

Day: 31.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.53 AU - 3.33 AU

Year: 1771 Days

Day: 37.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,215,520 km

• M1: 60,438 km (0.12 R)
• M2: 247,584 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 9.1

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.77 AU - 9.33 AU

Year: 7325 Days

Day: 9.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 53,215,520 km

• M1: 116,088 km (0.042 R)
• M2: 178,321 km (0.108 R)
• M3: 274,811 km (0.112 R)
• M4: 332,855 km (0.094 R)
• M5: 390,002 km (0.09 R)
• M6: 585,825 km (0.099 R)
• M7: 700,268 km (0.097 R)
• M8: 859,141 km (0.118 R)
• M9: 962,214 km (0.11 R)
• M10: 1,233,584 km (0.113 R)
• M11: 1,585,887 km (0.076 R)
• M12: 1,690,755 km (0.031 R)
• M13: 1,944,324 km (0.101 R)
• M14: 2,171,413 km (0.034 R)
• M15: 2,236,039 km (0.086 R)
• M16: 2,354,072 km (0.11 R)
• M17: 2,679,148 km (0.089 R)
• M18: 2,776,686 km (0.043 R)
• M19: 2,975,352 km (0.068 R)
• M20: 3,047,309 km (0.065 R)
• M21: 3,208,126 km (0.074 R)
• M22: 3,371,637 km (0.119 R)
• M23: 3,614,434 km (0.078 R)
• M24: 3,784,677 km (0.047 R)
• M25: 3,910,189 km (0.088 R)
• M26: 4,037,048 km (0.057 R)
• M27: 4,149,247 km (0.114 R)
• M28: 4,230,029 km (0.096 R)
• M29: 4,675,382 km (0.112 R)
• M30: 5,049,227 km (0.104 R)
• M31: 5,574,765 km (0.098 R)
• M32: 5,717,780 km (0.082 R)
• M33: 6,265,308 km (0.106 R)
• M34: 6,582,905 km (0.082 R)
• M35: 7,156,463 km (0.083 R)
• M36: 7,351,239 km (0.105 R)
• M37: 7,488,570 km (0.116 R)
• M38: 7,547,661 km (0.064 R)
• M39: 7,666,442 km (0.109 R)
• M40: 8,371,497 km (0.087 R)
• M41: 8,473,822 km (0.071 R)
• M42: 8,742,051 km (0.036 R)
• M43: 8,971,235 km (0.069 R)
• M44: 9,244,700 km (0.109 R)
• M45: 10,081,401 km (0.097 R)
• M46: 10,564,003 km (0.115 R)
• M47: 11,009,356 km (0.07 R)
• M48: 11,987,427 km (0.101 R)
• M49: 12,592,251 km (0.101 R)
• M50: 12,945,751 km (0.116 R)
• M51: 14,098,851 km (0.102 R)
• M52: 14,220,923 km (0.029 R)
• M53: 14,662,985 km (0.089 R)
• M54: 15,034,885 km (0.076 R)
• M55: 15,535,589 km (0.044 R)
• M56: 15,990,965 km (0.094 R)
• M57: 16,759,599 km (0.082 R)
• M58: 16,862,971 km (0.11 R)
• M59: 16,966,493 km (0.106 R)
• M60: 17,122,374 km (0.119 R)
• M61: 17,356,943 km (0.076 R)
• M62: 17,514,021 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.3

Radius: 14.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.7 AU - 9.5 AU

Year: 8905 Days

Day: 5.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 53,215,520 km

• M1: 181,761 km (0.037 R)
• M2: 320,139 km (0.09 R)
• M3: 522,545 km (0.108 R)
• M4: 623,823 km (0.081 R)
• M5: 911,949 km (0.092 R)
• M6: 1,056,460 km (0.094 R)
• M7: 1,406,669 km (0.078 R)
• M8: 2,280,919 km (0.065 R)
• M9: 2,505,615 km (0.09 R)
• M10: 3,025,916 km (0.066 R)
• M11: 3,400,060 km (0.119 R)
• M12: 4,248,131 km (0.12 R)
• M13: 5,427,112 km (0.076 R)
• M14: 5,759,967 km (0.117 R)
• M15: 5,851,970 km (0.111 R)
• M16: 6,766,312 km (0.048 R)
• M17: 8,307,020 km (0.103 R)
• M18: 8,480,853 km (0.103 R)
• M19: 8,867,713 km (0.099 R)
• M20: 9,476,876 km (0.118 R)
• M21: 9,622,285 km (0.103 R)
• M22: 10,925,581 km (0.092 R)
• M23: 11,772,904 km (0.037 R)
• M24: 12,047,117 km (0.037 R)
• M25: 13,286,236 km (0.065 R)
• M26: 13,408,457 km (0.046 R)
• M27: 13,983,063 km (0.119 R)
• M28: 14,148,817 km (0.072 R)
• M29: 14,273,432 km (0.069 R)
• M30: 14,440,383 km (0.088 R)
• M31: 14,733,894 km (0.1 R)
• M32: 15,156,658 km (0.063 R)
• M33: 15,326,900 km (0.108 R)
• M34: 15,540,526 km (0.099 R)
• M35: 16,492,716 km (0.055 R)
• M36: 16,667,746 km (0.101 R)
• M37: 16,799,542 km (0.093 R)
• M38: 17,108,312 km (0.091 R)
• M39: 17,241,304 km (0.097 R)
• M40: 19,046,352 km (0.087 R)
• M41: 19,322,211 km (0.042 R)
• M42: 21,386,063 km (0.071 R)
• M43: 21,577,099 km (0.079 R)
• M44: 21,864,776 km (0.101 R)
• M45: 22,930,661 km (0.038 R)
• M46: 23,175,253 km (0.084 R)
• M47: 23,322,308 km (0.117 R)
• M48: 23,617,614 km (0.086 R)
• M49: 23,716,349 km (0.094 R)
• M50: 24,162,300 km (0.037 R)
• M51: 25,112,695 km (0.032 R)
• M52: 25,263,789 km (0.116 R)
• M53: 25,516,460 km (0.115 R)
• M54: 25,973,332 km (0.059 R)
• M55: 26,484,209 km (0.103 R)
• M56: 26,895,304 km (0.039 R)
• M57: 27,463,925 km (0.096 R)
• M58: 27,567,746 km (0.04 R)
• M59: 28,771,111 km (0.091 R)
• M60: 28,929,386 km (0.114 R)
• M61: 29,035,002 km (0.059 R)
• M62: 29,140,768 km (0.049 R)
• M63: 29,724,947 km (0.101 R)
• M64: 30,904,676 km (0.12 R)
• M65: 31,066,691 km (0.109 R)
• M66: 32,099,664 km (0.111 R)
• M67: 32,263,773 km (0.104 R)
• M68: 32,647,940 km (0.116 R)
• M69: 32,812,947 km (0.111 R)
• M70: 33,144,007 km (0.114 R)
• M71: 33,420,613 km (0.056 R)
• M72: 33,586,966 km (0.103 R)
• M73: 34,703,116 km (0.108 R)
• M74: 34,927,812 km (0.085 R)
• M75: 35,378,700 km (0.068 R)
• M76: 36,001,775 km (0.104 R)
• M77: 36,229,164 km (0.117 R)
• M78: 37,834,797 km (0.05 R)
• M79: 38,008,181 km (0.101 R)
• M80: 38,995,976 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.1

Radius: 13.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.4 AU - 10.06 AU

Year: 9901 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 53,215,520 km

• M1: 625,768 km (0.115 R)
• M2: 948,750 km (0.084 R)
• M3: 1,048,232 km (0.061 R)
• M4: 1,392,008 km (0.087 R)
• M5: 1,722,320 km (0.087 R)
• M6: 2,025,854 km (0.096 R)
• M7: 2,918,206 km (0.041 R)
• M8: 3,128,391 km (0.114 R)
• M9: 3,281,728 km (0.107 R)
• M10: 3,596,034 km (0.049 R)
• M11: 3,953,124 km (0.088 R)
• M12: 4,119,327 km (0.057 R)
• M13: 4,807,328 km (0.095 R)
• M14: 4,913,692 km (0.113 R)
• M15: 5,457,330 km (0.095 R)
• M16: 5,680,381 km (0.09 R)
• M17: 6,135,158 km (0.051 R)
• M18: 6,720,535 km (0.12 R)
• M19: 6,879,707 km (0.12 R)
• M20: 8,070,805 km (0.098 R)
• M21: 8,410,542 km (0.118 R)
• M22: 8,582,280 km (0.039 R)
• M23: 8,972,880 km (0.091 R)
• M24: 9,771,583 km (0.05 R)
• M25: 9,997,476 km (0.082 R)
• M26: 10,362,645 km (0.07 R)
• M27: 10,825,201 km (0.041 R)
• M28: 11,247,366 km (0.047 R)
• M29: 11,627,195 km (0.106 R)
• M30: 11,866,701 km (0.116 R)
• M31: 12,253,412 km (0.09 R)
• M32: 13,188,399 km (0.112 R)
• M33: 13,288,180 km (0.113 R)
• M34: 13,942,671 km (0.081 R)
• M35: 15,231,158 km (0.112 R)
• M36: 15,969,124 km (0.115 R)
• M37: 16,557,343 km (0.114 R)
• M38: 16,826,918 km (0.082 R)
• M39: 17,043,835 km (0.076 R)
• M40: 19,149,425 km (0.117 R)
• M41: 19,375,767 km (0.075 R)
• M42: 19,603,006 km (0.119 R)
• M43: 20,117,772 km (0.107 R)
• M44: 20,347,854 km (0.1 R)
• M45: 21,629,459 km (0.12 R)
• M46: 22,637,599 km (0.07 R)
• M47: 22,757,277 km (0.108 R)
• M48: 23,418,948 km (0.042 R)
• M49: 23,539,973 km (0.095 R)
• M50: 23,782,471 km (0.105 R)
• M51: 24,147,939 km (0.102 R)
• M52: 24,638,171 km (0.082 R)
• M53: 25,069,761 km (0.117 R)
• M54: 25,815,506 km (0.113 R)
• M55: 26,191,146 km (0.089 R)
• M56: 26,379,640 km (0.114 R)
• M57: 26,505,601 km (0.107 R)
• M58: 27,074,671 km (0.103 R)
• M59: 29,456,419 km (0.061 R)
• M60: 30,308,977 km (0.079 R)
• M61: 30,837,806 km (0.098 R)
• M62: 31,503,068 km (0.107 R)
• M63: 31,837,419 km (0.033 R)
• M64: 32,240,286 km (0.108 R)
• M65: 33,595,343 km (0.112 R)
• M66: 34,417,234 km (0.088 R)
• M67: 36,430,821 km (0.077 R)
• M68: 36,571,144 km (0.091 R)
• M69: 38,054,856 km (0.095 R)
• M70: 38,339,690 km (0.065 R)
• M71: 39,270,488 km (0.081 R)
• M72: 42,401,572 km (0.033 R)
• M73: 43,661,335 km (0.046 R)
• M74: 43,810,484 km (0.082 R)
• M75: 43,959,634 km (0.089 R)
• M76: 44,783,319 km (0.11 R)
• M77: 45,310,053 km (0.106 R)
• M78: 47,361,190 km (0.092 R)
• M79: 48,128,477 km (0.112 R)
• M80: 48,899,954 km (0.11 R)
• M81: 50,533,263 km (0.102 R)
• M82: 50,768,132 km (0.07 R)
• M83: 51,160,228 km (0.119 R)
• M84: 51,632,059 km (0.07 R)
• M85: 52,580,211 km (0.074 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 10,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit