🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.48 AU - 0.8 AU

Year: 326 Days

Day: 44.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.6 AU - 0.7 AU

Year: 333 Days

Day: 45.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.1

Radius: 12.4

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.81 AU - 1.09 AU

Year: 589 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 79,500,576 km

• M1: 154,385 km (0.109 R)
• M2: 254,167 km (0.074 R)
• M3: 360,381 km (0.112 R)
• M4: 474,225 km (0.115 R)
• M5: 616,493 km (0.11 R)
• M6: 732,880 km (0.071 R)
• M7: 818,450 km (0.057 R)
• M8: 907,760 km (0.038 R)
• M9: 1,000,810 km (0.069 R)
• M10: 1,113,906 km (0.092 R)
• M11: 1,260,212 km (0.059 R)
• M12: 1,389,315 km (0.051 R)
• M13: 1,480,121 km (0.119 R)
• M14: 1,667,867 km (0.109 R)
• M15: 1,790,986 km (0.108 R)
• M16: 1,897,200 km (0.081 R)
• M17: 2,012,391 km (0.09 R)
• M18: 2,394,164 km (0.087 R)
• M19: 2,489,608 km (0.08 R)
• M20: 2,601,208 km (0.038 R)
• M21: 2,684,384 km (0.087 R)
• M22: 2,868,689 km (0.084 R)
• M23: 2,946,779 km (0.071 R)
• M24: 3,081,118 km (0.1 R)
• M25: 3,266,320 km (0.097 R)
• M26: 3,471,867 km (0.116 R)
• M27: 3,639,267 km (0.086 R)
• M28: 3,732,616 km (0.048 R)
• M29: 3,835,390 km (0.081 R)
• M30: 4,026,277 km (0.096 R)
• M31: 4,105,265 km (0.075 R)
• M32: 4,184,701 km (0.112 R)
• M33: 4,300,490 km (0.083 R)
• M34: 4,608,512 km (0.085 R)
• M35: 4,728,190 km (0.085 R)
• M36: 4,998,813 km (0.099 R)
• M37: 5,255,523 km (0.082 R)
• M38: 5,400,034 km (0.097 R)
• M39: 5,624,282 km (0.114 R)
• M40: 5,831,624 km (0.053 R)
• M41: 5,941,279 km (0.066 R)
• M42: 6,142,489 km (0.104 R)
• M43: 6,284,607 km (0.077 R)
• M44: 6,479,383 km (0.08 R)
• M45: 6,603,400 km (0.059 R)
• M46: 6,686,576 km (0.107 R)
• M47: 6,801,467 km (0.072 R)
• M48: 7,033,194 km (0.084 R)
• M49: 7,171,273 km (0.075 R)
• M50: 7,267,465 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 14.9

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1 AU - 1.1 AU

Year: 684 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,500,576 km

• M1: 186,249 km (0.086 R)
• M2: 319,391 km (0.094 R)
• M3: 442,810 km (0.079 R)
• M4: 557,102 km (0.097 R)
• M5: 721,211 km (0.12 R)
• M6: 885,470 km (0.072 R)
• M7: 997,369 km (0.109 R)
• M8: 1,107,772 km (0.064 R)
• M9: 1,334,862 km (0.084 R)
• M10: 1,473,539 km (0.048 R)
• M11: 1,581,997 km (0.079 R)
• M12: 1,861,147 km (0.12 R)
• M13: 1,970,802 km (0.115 R)
• M14: 2,069,537 km (0.082 R)
• M15: 2,227,811 km (0.116 R)
• M16: 2,331,034 km (0.116 R)
• M17: 2,468,215 km (0.061 R)
• M18: 2,712,808 km (0.107 R)
• M19: 2,823,510 km (0.075 R)
• M20: 3,089,645 km (0.095 R)
• M21: 3,292,200 km (0.088 R)
• M22: 3,421,154 km (0.105 R)
• M23: 3,520,337 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.7

Radius: 14.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.87 AU - 1.35 AU

Year: 744 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 79,500,576 km

• M1: 186,100 km (0.087 R)
• M2: 302,636 km (0.03 R)
• M3: 400,773 km (0.119 R)
• M4: 558,000 km (0.117 R)
• M5: 674,088 km (0.053 R)
• M6: 805,884 km (0.12 R)
• M7: 1,013,077 km (0.112 R)
• M8: 1,232,686 km (0.049 R)
• M9: 1,386,174 km (0.103 R)
• M10: 1,582,297 km (0.116 R)
• M11: 1,780,364 km (0.1 R)
• M12: 1,886,579 km (0.037 R)
• M13: 1,994,888 km (0.083 R)
• M14: 2,267,305 km (0.1 R)
• M15: 2,408,227 km (0.094 R)
• M16: 2,586,398 km (0.117 R)
• M17: 2,813,338 km (0.057 R)
• M18: 2,983,430 km (0.105 R)
• M19: 3,524,227 km (0.048 R)
• M20: 3,737,553 km (0.103 R)
• M21: 4,045,426 km (0.104 R)
• M22: 4,146,554 km (0.079 R)
• M23: 4,413,586 km (0.034 R)
• M24: 4,528,328 km (0.1 R)
• M25: 4,771,424 km (0.062 R)
• M26: 5,182,519 km (0.062 R)
• M27: 5,292,773 km (0.119 R)
• M28: 5,526,594 km (0.097 R)
• M29: 5,764,006 km (0.107 R)
• M30: 6,051,084 km (0.04 R)
• M31: 6,202,178 km (0.104 R)
• M32: 6,460,833 km (0.093 R)
• M33: 6,627,335 km (0.078 R)
• M34: 6,879,856 km (0.077 R)
• M35: 7,037,682 km (0.104 R)
• M36: 7,196,854 km (0.11 R)
• M37: 7,295,290 km (0.098 R)
• M38: 7,531,206 km (0.098 R)
• M39: 7,668,836 km (0.048 R)
• M40: 7,845,361 km (0.064 R)
• M41: 7,972,220 km (0.035 R)
• M42: 8,240,898 km (0.048 R)
• M43: 8,370,001 km (0.082 R)
• M44: 8,800,544 km (0.044 R)
• M45: 8,932,489 km (0.099 R)
• M46: 9,025,240 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 11.3

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.83 AU - 2.15 AU

Year: 1785 Days

Day: 11.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 79,500,576 km

• M1: 141,819 km (0.077 R)
• M2: 225,594 km (0.08 R)
• M3: 335,698 km (0.061 R)
• M4: 433,235 km (0.065 R)
• M5: 509,381 km (0.105 R)
• M6: 586,723 km (0.038 R)
• M7: 780,302 km (0.079 R)
• M8: 882,777 km (0.056 R)
• M9: 1,006,794 km (0.088 R)
• M10: 1,137,093 km (0.105 R)
• M11: 1,291,478 km (0.083 R)
• M12: 1,365,081 km (0.08 R)
• M13: 1,562,550 km (0.08 R)
• M14: 1,674,748 km (0.034 R)
• M15: 1,950,008 km (0.111 R)
• M16: 2,078,812 km (0.119 R)
• M17: 2,314,728 km (0.037 R)
• M18: 2,390,275 km (0.112 R)
• M19: 2,685,132 km (0.101 R)
• M20: 2,861,358 km (0.103 R)
• M21: 3,000,185 km (0.111 R)
• M22: 3,183,293 km (0.083 R)
• M23: 3,327,206 km (0.037 R)
• M24: 3,430,279 km (0.057 R)
• M25: 3,560,429 km (0.102 R)
• M26: 3,719,003 km (0.058 R)
• M27: 3,808,014 km (0.03 R)
• M28: 3,906,898 km (0.11 R)
• M29: 3,979,303 km (0.078 R)
• M30: 4,116,335 km (0.081 R)
• M31: 4,273,562 km (0.091 R)
• M32: 4,385,761 km (0.117 R)
• M33: 4,480,007 km (0.104 R)
• M34: 4,670,595 km (0.076 R)
• M35: 4,747,638 km (0.088 R)
• M36: 4,864,025 km (0.111 R)
• M37: 5,010,781 km (0.093 R)
• M38: 5,188,802 km (0.09 R)
• M39: 5,318,653 km (0.083 R)
• M40: 5,409,309 km (0.081 R)
• M41: 5,581,796 km (0.102 R)
• M42: 5,766,400 km (0.06 R)
• M43: 5,849,127 km (0.07 R)
• M44: 5,963,570 km (0.048 R)
• M45: 6,141,890 km (0.057 R)
• M46: 6,258,128 km (0.109 R)
• M47: 6,439,440 km (0.082 R)
• M48: 6,568,394 km (0.103 R)
• M49: 7,204,035 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.3

Radius: 6.6

Gravity: 20.9 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.93 AU - 10.01 AU

Year: 18529 Days

Day: 17.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 79,500,576 km

• M1: 306,676 km (0.06 R)
• M2: 359,035 km (0.097 R)
• M3: 414,984 km (0.103 R)
• M4: 474,225 km (0.087 R)
• M5: 943,514 km (0.117 R)
• M6: 1,584,541 km (0.073 R)
• M7: 1,981,125 km (0.114 R)
• M8: 2,262,219 km (0.091 R)
• M9: 2,669,275 km (0.116 R)
• M10: 3,847,657 km (0.09 R)
• M11: 4,021,340 km (0.079 R)
• M12: 5,117,294 km (0.103 R)
• M13: 5,404,971 km (0.103 R)
• M14: 5,599,747 km (0.09 R)
• M15: 6,920,846 km (0.055 R)
• M16: 7,670,332 km (0.057 R)
• M17: 8,221,450 km (0.083 R)
• M18: 8,389,149 km (0.083 R)
• M19: 8,671,441 km (0.108 R)
• M20: 9,245,148 km (0.118 R)
• M21: 9,303,342 km (0.111 R)
• M22: 9,536,715 km (0.112 R)
• M23: 10,429,216 km (0.042 R)
• M24: 11,597,575 km (0.073 R)
• M25: 11,912,030 km (0.119 R)
• M26: 13,197,225 km (0.079 R)
• M27: 13,393,797 km (0.05 R)
• M28: 13,525,293 km (0.056 R)
• M29: 13,856,204 km (0.109 R)
• M30: 13,989,196 km (0.106 R)
• M31: 15,137,509 km (0.038 R)
• M32: 16,667,896 km (0.045 R)
• M33: 16,809,415 km (0.109 R)
• M34: 17,093,651 km (0.101 R)
• M35: 18,465,763 km (0.103 R)
• M36: 22,086,181 km (0.075 R)
• M37: 22,397,644 km (0.076 R)
• M38: 24,216,006 km (0.112 R)
• M39: 27,072,876 km (0.096 R)
• M40: 27,322,555 km (0.096 R)
• M41: 27,740,681 km (0.06 R)
• M42: 28,160,752 km (0.109 R)
• M43: 28,413,872 km (0.086 R)
• M44: 29,862,278 km (0.091 R)
• M45: 31,859,709 km (0.116 R)
• M46: 32,211,414 km (0.106 R)
• M47: 32,387,789 km (0.084 R)
• M48: 34,259,109 km (0.104 R)
• M49: 35,071,725 km (0.065 R)
• M50: 35,253,187 km (0.102 R)
• M51: 36,073,582 km (0.109 R)
• M52: 36,623,952 km (0.072 R)
• M53: 36,715,955 km (0.096 R)
• M54: 38,665,814 km (0.061 R)
• M55: 41,989,579 km (0.104 R)
• M56: 42,085,920 km (0.093 R)
• M57: 43,052,921 km (0.081 R)
• M58: 44,125,089 km (0.119 R)
• M59: 46,097,088 km (0.065 R)
• M60: 47,494,332 km (0.069 R)
• M61: 48,299,169 km (0.083 R)
• M62: 48,602,104 km (0.026 R)
• M63: 49,412,925 km (0.045 R)
• M64: 49,616,378 km (0.118 R)
• M65: 49,922,006 km (0.12 R)
• M66: 53,116,968 km (0.108 R)
• M67: 54,581,382 km (0.091 R)
• M68: 54,791,716 km (0.104 R)
• M69: 55,424,216 km (0.036 R)
• M70: 55,847,129 km (0.06 R)
• M71: 56,909,274 km (0.077 R)
• M72: 58,622,618 km (0.108 R)
• M73: 58,945,750 km (0.025 R)
• M74: 59,269,480 km (0.094 R)
• M75: 60,461,475 km (0.113 R)
• M76: 60,570,233 km (0.103 R)
• M77: 61,880,411 km (0.096 R)
• M78: 62,319,331 km (0.063 R)
• M79: 63,974,033 km (0.117 R)
• M80: 70,506,673 km (0.062 R)
• M81: 70,621,116 km (0.072 R)
• M82: 70,850,300 km (0.111 R)
• M83: 71,999,660 km (0.071 R)
• M84: 72,692,298 km (0.079 R)
• M85: 74,317,081 km (0.096 R)
• M86: 76,188,400 km (0.04 R)
• M87: 76,776,470 km (0.059 R)
• M88: 78,193,760 km (0.109 R)
• M89: 78,430,872 km (0.061 R)
• M90: 78,549,504 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 12,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit