🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.59 AU - 0.83 AU

Year: 220 Days

Day: 38.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.09 AU - 1.33 AU

Year: 489 Days

Day: 18.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.55 AU - 1.89 AU

Year: 828 Days

Day: 41.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,997,492 km

• M1: 43,533 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.35 AU - 3.61 AU

Year: 2383 Days

Day: 41.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,997,492 km

• M1: 44,730 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.6

Radius: 11.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.63 AU - 6.67 AU

Year: 4930 Days

Day: 11.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 88.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 74,997,492 km

• M1: 385,514 km (0.098 R)
• M2: 473,627 km (0.067 R)
• M3: 553,662 km (0.098 R)
• M4: 666,010 km (0.118 R)
• M5: 758,312 km (0.109 R)
• M6: 946,805 km (0.115 R)
• M7: 1,020,257 km (0.08 R)
• M8: 1,140,085 km (0.105 R)
• M9: 1,394,402 km (0.102 R)
• M10: 1,479,373 km (0.04 R)
• M11: 1,616,405 km (0.103 R)
• M12: 1,916,947 km (0.077 R)
• M13: 1,998,328 km (0.107 R)
• M14: 2,081,056 km (0.104 R)
• M15: 2,235,591 km (0.117 R)
• M16: 2,335,971 km (0.039 R)
• M17: 2,437,847 km (0.109 R)
• M18: 2,814,235 km (0.115 R)
• M19: 3,001,532 km (0.1 R)
• M20: 3,160,853 km (0.036 R)
• M21: 3,588,255 km (0.11 R)
• M22: 3,825,966 km (0.058 R)
• M23: 3,912,134 km (0.099 R)
• M24: 4,034,056 km (0.087 R)
• M25: 4,157,026 km (0.039 R)
• M26: 4,389,052 km (0.119 R)
• M27: 4,552,114 km (0.108 R)
• M28: 5,034,567 km (0.11 R)
• M29: 5,553,073 km (0.11 R)
• M30: 5,631,313 km (0.062 R)
• M31: 6,393,215 km (0.078 R)
• M32: 6,807,302 km (0.043 R)
• M33: 7,272,850 km (0.084 R)
• M34: 7,487,972 km (0.098 R)
• M35: 7,770,712 km (0.114 R)
• M36: 7,858,526 km (0.113 R)
• M37: 8,190,334 km (0.065 R)
• M38: 8,504,340 km (0.118 R)
• M39: 8,640,025 km (0.105 R)
• M40: 8,913,789 km (0.089 R)
• M41: 9,074,756 km (0.093 R)
• M42: 9,329,821 km (0.11 R)
• M43: 9,446,507 km (0.116 R)
• M44: 9,752,136 km (0.095 R)
• M45: 9,870,468 km (0.112 R)
• M46: 9,989,398 km (0.065 R)
• M47: 10,566,846 km (0.084 R)
• M48: 10,786,306 km (0.098 R)
• M49: 10,859,758 km (0.11 R)
• M50: 10,933,360 km (0.066 R)
• M51: 11,031,796 km (0.091 R)
• M52: 11,279,081 km (0.078 R)
• M53: 11,528,311 km (0.109 R)
• M54: 12,108,452 km (0.114 R)
• M55: 12,517,602 km (0.1 R)
• M56: 12,749,778 km (0.051 R)
• M57: 13,719,172 km (0.108 R)
• M58: 13,825,386 km (0.112 R)
• M59: 13,985,307 km (0.083 R)
• M60: 14,360,648 km (0.066 R)
• M61: 15,203,781 km (0.118 R)
• M62: 15,811,897 km (0.099 R)
• M63: 16,259,045 km (0.092 R)
• M64: 16,738,805 km (0.094 R)
• M65: 16,824,076 km (0.1 R)
• M66: 17,137,483 km (0.113 R)
• M67: 17,539,303 km (0.076 R)
• M68: 17,741,260 km (0.052 R)
• M69: 17,973,137 km (0.111 R)
• M70: 18,147,718 km (0.108 R)
• M71: 18,674,751 km (0.057 R)
• M72: 19,236,491 km (0.118 R)
• M73: 19,325,801 km (0.101 R)
• M74: 19,984,181 km (0.105 R)
• M75: 20,316,288 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.1

Radius: 12.3

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 11.69 AU - 12.17 AU

Year: 15126 Days

Day: 10.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 74,997,492 km

• M1: 224,995 km (0.091 R)
• M2: 571,314 km (0.078 R)
• M3: 729,290 km (0.106 R)
• M4: 1,171,351 km (0.12 R)
• M5: 1,443,470 km (0.114 R)
• M6: 1,830,330 km (0.113 R)
• M7: 2,048,444 km (0.082 R)
• M8: 2,224,072 km (0.086 R)
• M9: 2,483,923 km (0.098 R)
• M10: 2,726,421 km (0.045 R)
• M11: 3,559,831 km (0.054 R)
• M12: 3,864,711 km (0.069 R)
• M13: 4,402,815 km (0.058 R)
• M14: 5,134,199 km (0.113 R)
• M15: 5,654,650 km (0.116 R)
• M16: 5,760,864 km (0.083 R)
• M17: 6,083,248 km (0.093 R)
• M18: 6,821,065 km (0.092 R)
• M19: 7,200,594 km (0.096 R)
• M20: 7,354,381 km (0.072 R)
• M21: 7,743,485 km (0.046 R)
• M22: 7,980,298 km (0.106 R)
• M23: 8,099,678 km (0.117 R)
• M24: 8,501,647 km (0.092 R)
• M25: 9,158,382 km (0.084 R)
• M26: 10,607,835 km (0.118 R)
• M27: 10,695,350 km (0.079 R)
• M28: 11,538,484 km (0.085 R)
• M29: 11,673,571 km (0.099 R)
• M30: 13,053,312 km (0.113 R)
• M31: 13,147,110 km (0.06 R)
• M32: 13,953,741 km (0.048 R)
• M33: 14,581,304 km (0.085 R)
• M34: 15,218,143 km (0.111 R)
• M35: 15,415,911 km (0.102 R)
• M36: 16,064,717 km (0.065 R)
• M37: 16,215,661 km (0.12 R)
• M38: 16,875,388 km (0.105 R)
• M39: 17,595,702 km (0.075 R)
• M40: 18,168,661 km (0.088 R)
• M41: 18,800,712 km (0.073 R)
• M42: 20,303,573 km (0.108 R)
• M43: 20,904,507 km (0.025 R)
• M44: 22,068,079 km (0.12 R)
• M45: 23,025,207 km (0.053 R)
• M46: 23,366,439 km (0.03 R)
• M47: 23,594,726 km (0.085 R)
• M48: 23,766,464 km (0.074 R)
• M49: 25,038,495 km (0.066 R)
• M50: 25,447,944 km (0.12 R)
• M51: 26,154,794 km (0.057 R)
• M52: 26,570,227 km (0.098 R)
• M53: 27,588,091 km (0.087 R)
• M54: 27,829,542 km (0.11 R)
• M55: 28,863,114 km (0.114 R)
• M56: 29,108,155 km (0.103 R)
• M57: 29,415,429 km (0.095 R)
• M58: 31,030,638 km (0.105 R)
• M59: 32,993,661 km (0.118 R)
• M60: 33,442,604 km (0.082 R)
• M61: 34,671,102 km (0.098 R)
• M62: 35,062,001 km (0.026 R)
• M63: 35,980,083 km (0.079 R)
• M64: 36,309,946 km (0.094 R)
• M65: 37,305,371 km (0.053 R)
• M66: 38,511,728 km (0.099 R)
• M67: 38,781,453 km (0.103 R)
• M68: 38,916,540 km (0.055 R)
• M69: 39,051,926 km (0.076 R)
• M70: 41,237,999 km (0.099 R)
• M71: 42,485,047 km (0.084 R)
• M72: 43,043,197 km (0.113 R)
• M73: 44,166,976 km (0.092 R)
• M74: 44,520,177 km (0.041 R)
• M75: 45,158,062 km (0.086 R)
• M76: 46,730,485 km (0.096 R)
• M77: 47,018,312 km (0.097 R)
• M78: 48,030,341 km (0.115 R)
• M79: 48,757,536 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270

Radius: 3.6

Gravity: 20.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 14.76 AU - 23.88 AU

Year: 31173 Days

Day: 23.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 74,997,492 km

• M1: 108,758 km (0.119 R)
• M2: 155,881 km (0.116 R)
• M3: 272,867 km (0.06 R)
• M4: 323,431 km (0.112 R)
• M5: 414,984 km (0.109 R)
• M6: 1,174,044 km (0.109 R)
• M7: 1,492,837 km (0.08 R)
• M8: 2,034,830 km (0.108 R)
• M9: 2,486,466 km (0.104 R)
• M10: 2,742,129 km (0.102 R)
• M11: 4,841,735 km (0.098 R)
• M12: 4,931,943 km (0.05 R)
• M13: 4,977,271 km (0.095 R)
• M14: 5,438,032 km (0.103 R)
• M15: 5,484,856 km (0.071 R)
• M16: 5,531,830 km (0.097 R)
• M17: 6,301,362 km (0.098 R)
• M18: 6,598,463 km (0.056 R)
• M19: 7,884,855 km (0.106 R)
• M20: 8,366,411 km (0.049 R)
• M21: 8,802,339 km (0.038 R)
• M22: 9,189,947 km (0.06 R)
• M23: 9,470,144 km (0.081 R)
• M24: 10,618,756 km (0.117 R)
• M25: 10,736,041 km (0.1 R)
• M26: 11,993,112 km (0.054 R)
• M27: 12,299,189 km (0.106 R)
• M28: 12,422,458 km (0.107 R)
• M29: 13,107,017 km (0.086 R)
• M30: 13,295,960 km (0.06 R)
• M31: 13,359,090 km (0.053 R)
• M32: 13,485,650 km (0.07 R)
• M33: 13,676,237 km (0.07 R)
• M34: 14,124,582 km (0.09 R)
• M35: 14,773,388 km (0.067 R)
• M36: 15,035,633 km (0.035 R)
• M37: 15,498,190 km (0.085 R)
• M38: 16,032,553 km (0.094 R)
• M39: 18,159,686 km (0.107 R)
• M40: 19,649,980 km (0.062 R)
• M41: 20,811,607 km (0.086 R)
• M42: 20,884,910 km (0.088 R)
• M43: 21,771,726 km (0.112 R)
• M44: 21,846,226 km (0.105 R)
• M45: 26,227,199 km (0.115 R)
• M46: 27,423,833 km (0.079 R)
• M47: 28,801,480 km (0.103 R)
• M48: 30,035,512 km (0.074 R)
• M49: 30,784,250 km (0.103 R)
• M50: 34,966,707 km (0.1 R)
• M51: 35,228,503 km (0.102 R)
• M52: 36,813,044 km (0.092 R)
• M53: 37,792,760 km (0.079 R)
• M54: 38,061,289 km (0.069 R)
• M55: 39,504,908 km (0.081 R)
• M56: 40,599,366 km (0.106 R)
• M57: 42,259,454 km (0.075 R)
• M58: 44,035,779 km (0.05 R)
• M59: 44,224,272 km (0.108 R)
• M60: 44,980,489 km (0.069 R)
• M61: 45,360,169 km (0.093 R)
• M62: 45,550,457 km (0.116 R)
• M63: 45,931,782 km (0.11 R)
• M64: 46,314,154 km (0.068 R)
• M65: 48,242,022 km (0.116 R)
• M66: 48,436,200 km (0.077 R)
• M67: 49,508,967 km (0.105 R)
• M68: 51,976,135 km (0.119 R)
• M69: 53,978,502 km (0.082 R)
• M70: 55,090,613 km (0.104 R)
• M71: 55,395,194 km (0.055 R)
• M72: 55,903,976 km (0.063 R)
• M73: 56,823,854 km (0.104 R)
• M74: 57,029,102 km (0.111 R)
• M75: 57,337,124 km (0.085 R)
• M76: 58,058,186 km (0.103 R)
• M77: 61,813,840 km (0.087 R)
• M78: 62,870,899 km (0.097 R)
• M79: 63,508,036 km (0.027 R)
• M80: 63,933,941 km (0.099 R)
• M81: 64,040,455 km (0.059 R)
• M82: 64,681,482 km (0.105 R)
• M83: 66,077,679 km (0.044 R)
• M84: 66,617,278 km (0.096 R)
• M85: 66,725,437 km (0.029 R)
• M86: 67,158,374 km (0.097 R)
• M87: 67,266,832 km (0.098 R)
• M88: 68,463,017 km (0.113 R)
• M89: 69,885,692 km (0.093 R)
• M90: 70,105,452 km (0.115 R)
• M91: 72,093,458 km (0.109 R)
• M92: 72,648,915 km (0.113 R)
• M93: 73,652,417 km (0.081 R)
• M94: 74,772,756 km (0.087 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: 515 - 17,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit