🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.44 AU - 0.58 AU

Year: 239 Days

Day: 32.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 7,406,438 km

• M1: 54,154 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.48 AU - 0.56 AU

Year: 246 Days

Day: 28.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.3

Radius: 10

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.73 AU - 1.05 AU

Year: 551 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 7,406,438 km

• M1: 128,056 km (0.098 R)
• M2: 200,461 km (0.073 R)
• M3: 283,338 km (0.084 R)
• M4: 371,302 km (0.082 R)
• M5: 442,511 km (0.062 R)
• M6: 523,443 km (0.061 R)
• M7: 601,982 km (0.112 R)
• M8: 746,045 km (0.114 R)
• M9: 818,151 km (0.065 R)
• M10: 897,587 km (0.105 R)
• M11: 974,780 km (0.072 R)
• M12: 1,126,173 km (0.093 R)
• M13: 1,210,247 km (0.1 R)
• M14: 1,312,871 km (0.053 R)
• M15: 1,464,114 km (0.09 R)
• M16: 1,568,085 km (0.091 R)
• M17: 1,698,833 km (0.105 R)
• M18: 1,777,671 km (0.117 R)
• M19: 1,895,405 km (0.117 R)
• M20: 1,971,102 km (0.115 R)
• M21: 2,171,563 km (0.11 R)
• M22: 2,237,685 km (0.12 R)
• M23: 2,331,333 km (0.058 R)
• M24: 2,419,596 km (0.079 R)
• M25: 2,543,613 km (0.117 R)
• M26: 2,606,593 km (0.078 R)
• M27: 2,726,720 km (0.115 R)
• M28: 2,848,643 km (0.071 R)
• M29: 3,098,322 km (0.029 R)
• M30: 3,240,888 km (0.108 R)
• M31: 3,316,884 km (0.041 R)
• M32: 3,408,737 km (0.114 R)
• M33: 3,610,993 km (0.053 R)
• M34: 3,929,786 km (0.104 R)
• M35: 4,109,005 km (0.09 R)
• M36: 4,265,933 km (0.097 R)
• M37: 4,382,918 km (0.083 R)
• M38: 4,518,005 km (0.116 R)
• M39: 4,662,966 km (0.118 R)
• M40: 4,844,129 km (0.067 R)
• M41: 4,983,853 km (0.099 R)
• M42: 5,583,292 km (0.117 R)
• M43: 5,757,424 km (0.104 R)
• M44: 5,831,325 km (0.062 R)
• M45: 6,017,425 km (0.078 R)
• M46: 6,158,196 km (0.111 R)
• M47: 6,224,319 km (0.088 R)
• M48: 6,357,311 km (0.057 R)
• M49: 6,452,755 km (0.086 R)
• M50: 6,519,924 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 10.9

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.86 AU - 0.96 AU

Year: 569 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 7,406,438 km

• M1: 146,307 km (0.044 R)
• M2: 299,046 km (0.103 R)
• M3: 423,212 km (0.104 R)
• M4: 494,720 km (0.12 R)
• M5: 595,400 km (0.049 R)
• M6: 669,750 km (0.101 R)
• M7: 756,516 km (0.118 R)
• M8: 866,321 km (0.059 R)
• M9: 1,038,508 km (0.11 R)
• M10: 1,176,138 km (0.064 R)
• M11: 1,247,347 km (0.116 R)
• M12: 1,353,412 km (0.108 R)
• M13: 1,470,397 km (0.078 R)
• M14: 1,610,571 km (0.097 R)
• M15: 1,690,456 km (0.086 R)
• M16: 1,759,421 km (0.032 R)
• M17: 1,879,398 km (0.083 R)
• M18: 2,006,407 km (0.088 R)
• M19: 2,123,243 km (0.102 R)
• M20: 2,198,042 km (0.116 R)
• M21: 2,278,226 km (0.062 R)
• M22: 2,354,820 km (0.078 R)
• M23: 2,455,350 km (0.097 R)
• M24: 2,529,401 km (0.099 R)
• M25: 2,694,108 km (0.118 R)
• M26: 2,804,212 km (0.107 R)
• M27: 2,906,088 km (0.05 R)
• M28: 3,103,707 km (0.096 R)
• M29: 3,219,346 km (0.042 R)
• M30: 3,315,986 km (0.118 R)
• M31: 3,418,910 km (0.062 R)
• M32: 3,569,854 km (0.1 R)
• M33: 3,654,078 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.5

Radius: 8.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.77 AU - 1.13 AU

Year: 607 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 7,406,438 km

• M1: 103,971 km (0.111 R)
• M2: 206,894 km (0.1 R)
• M3: 262,095 km (0.092 R)
• M4: 365,767 km (0.051 R)
• M5: 443,707 km (0.11 R)
• M6: 545,883 km (0.12 R)
• M7: 609,611 km (0.112 R)
• M8: 724,951 km (0.107 R)
• M9: 819,946 km (0.108 R)
• M10: 886,966 km (0.119 R)
• M11: 1,134,700 km (0.084 R)
• M12: 1,206,058 km (0.096 R)
• M13: 1,429,557 km (0.111 R)
• M14: 1,537,567 km (0.1 R)
• M15: 1,634,955 km (0.104 R)
• M16: 1,711,549 km (0.083 R)
• M17: 1,840,652 km (0.082 R)
• M18: 1,906,326 km (0.104 R)
• M19: 1,982,471 km (0.084 R)
• M20: 2,035,279 km (0.117 R)
• M21: 2,088,685 km (0.088 R)
• M22: 2,172,311 km (0.065 R)
• M23: 2,281,966 km (0.04 R)
• M24: 2,337,616 km (0.115 R)
• M25: 2,403,888 km (0.112 R)
• M26: 2,606,444 km (0.109 R)
• M27: 2,680,644 km (0.113 R)
• M28: 2,787,756 km (0.107 R)
• M29: 2,995,249 km (0.057 R)
• M30: 3,078,575 km (0.106 R)
• M31: 3,168,333 km (0.116 R)
• M32: 3,315,986 km (0.116 R)
• M33: 3,396,470 km (0.085 R)
• M34: 3,612,489 km (0.069 R)
• M35: 3,719,153 km (0.101 R)
• M36: 3,905,252 km (0.088 R)
• M37: 3,978,256 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 10.2

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.93 AU - 1.45 AU

Year: 852 Days

Day: 5.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 119.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 7,406,438 km

• M1: 132,693 km (0.077 R)
• M2: 215,720 km (0.088 R)
• M3: 291,716 km (0.038 R)
• M4: 361,428 km (0.069 R)
• M5: 484,099 km (0.069 R)
• M6: 572,212 km (0.101 R)
• M7: 644,468 km (0.053 R)
• M8: 766,689 km (0.106 R)
• M9: 833,260 km (0.064 R)
• M10: 988,543 km (0.099 R)
• M11: 1,110,016 km (0.087 R)
• M12: 1,208,900 km (0.086 R)
• M13: 1,276,519 km (0.037 R)
• M14: 1,463,366 km (0.095 R)
• M15: 1,548,039 km (0.037 R)
• M16: 1,634,357 km (0.103 R)
• M17: 1,709,754 km (0.091 R)
• M18: 1,779,915 km (0.086 R)
• M19: 1,864,139 km (0.045 R)
• M20: 2,097,661 km (0.119 R)
• M21: 2,249,354 km (0.114 R)
• M22: 2,433,509 km (0.111 R)
• M23: 2,520,126 km (0.069 R)
• M24: 2,637,410 km (0.09 R)
• M25: 2,953,810 km (0.088 R)
• M26: 3,031,002 km (0.061 R)
• M27: 3,258,690 km (0.072 R)
• M28: 3,410,831 km (0.076 R)
• M29: 3,508,220 km (0.092 R)
• M30: 3,573,744 km (0.079 R)
• M31: 3,730,821 km (0.092 R)
• M32: 3,856,484 km (0.108 R)
• M33: 3,983,492 km (0.107 R)
• M34: 4,077,589 km (0.09 R)
• M35: 4,163,758 km (0.109 R)
• M36: 4,311,710 km (0.096 R)
• M37: 4,443,805 km (0.099 R)
• M38: 4,523,690 km (0.065 R)
• M39: 4,621,976 km (0.05 R)
• M40: 4,693,783 km (0.04 R)
• M41: 4,930,147 km (0.098 R)
• M42: 5,003,750 km (0.081 R)
• M43: 5,329,723 km (0.073 R)
• M44: 5,500,115 km (0.114 R)
• M45: 5,982,868 km (0.082 R)
• M46: 6,150,118 km (0.098 R)
• M47: 6,298,968 km (0.045 R)
• M48: 6,368,830 km (0.106 R)
• M49: 6,509,452 km (0.115 R)
• M50: 6,916,807 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.3

Radius: 14.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.84 AU - 2.38 AU

Year: 2011 Days

Day: 10.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 7,406,438 km

• M1: 203,304 km (0.078 R)
• M2: 344,075 km (0.112 R)
• M3: 446,400 km (0.087 R)
• M4: 544,237 km (0.056 R)
• M5: 684,261 km (0.058 R)
• M6: 803,341 km (0.063 R)
• M7: 980,913 km (0.109 R)
• M8: 1,145,620 km (0.089 R)
• M9: 1,263,204 km (0.046 R)
• M10: 1,429,557 km (0.111 R)
• M11: 1,526,945 km (0.085 R)
• M12: 1,681,480 km (0.112 R)
• M13: 1,841,550 km (0.117 R)
• M14: 2,177,397 km (0.109 R)
• M15: 2,317,421 km (0.069 R)
• M16: 2,560,816 km (0.106 R)
• M17: 2,765,466 km (0.041 R)
• M18: 2,898,608 km (0.103 R)
• M19: 3,391,833 km (0.078 R)
• M20: 3,555,493 km (0.074 R)
• M21: 3,659,014 km (0.064 R)
• M22: 3,753,111 km (0.095 R)
• M23: 3,848,106 km (0.106 R)
• M24: 4,390,548 km (0.092 R)
• M25: 4,490,778 km (0.041 R)
• M26: 4,876,591 km (0.084 R)
• M27: 5,131,955 km (0.1 R)
• M28: 5,261,357 km (0.11 R)
• M29: 5,403,774 km (0.102 R)
• M30: 5,511,485 km (0.117 R)
• M31: 5,826,538 km (0.058 R)
• M32: 6,348,186 km (0.032 R)
• M33: 6,576,472 km (0.079 R)
• M34: 6,717,244 km (0.078 R)
• M35: 7,028,108 km (0.116 R)
• M36: 7,356,924 km (0.066 R)
• M37: 7,463,139 km (0.088 R)
• M38: 7,583,415 km (0.106 R)
• M39: 7,852,841 km (0.096 R)
• M40: 8,043,429 km (0.091 R)
• M41: 8,948,047 km (0.046 R)
• M42: 9,132,950 km (0.073 R)
• M43: 9,695,139 km (0.108 R)
• M44: 9,797,314 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.2

Radius: 10.7

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.49 AU - 2.83 AU

Year: 2846 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 7,406,438 km

• M1: 207,193 km (0.088 R)
• M2: 279,449 km (0.108 R)
• M3: 402,119 km (0.11 R)
• M4: 629,508 km (0.12 R)
• M5: 730,636 km (0.107 R)
• M6: 803,191 km (0.088 R)
• M7: 914,492 km (0.064 R)
• M8: 993,629 km (0.112 R)
• M9: 1,216,530 km (0.117 R)
• M10: 1,549,684 km (0.072 R)
• M11: 1,652,009 km (0.086 R)
• M12: 1,877,304 km (0.075 R)
• M13: 1,945,520 km (0.116 R)
• M14: 2,155,406 km (0.075 R)
• M15: 2,387,432 km (0.076 R)
• M16: 2,514,142 km (0.112 R)
• M17: 2,696,950 km (0.116 R)
• M18: 2,844,753 km (0.068 R)
• M19: 2,931,520 km (0.059 R)
• M20: 3,222,039 km (0.058 R)
• M21: 3,395,872 km (0.11 R)
• M22: 3,589,751 km (0.057 R)
• M23: 3,997,554 km (0.058 R)
• M24: 4,595,198 km (0.045 R)
• M25: 4,819,445 km (0.114 R)
• M26: 4,971,137 km (0.096 R)
• M27: 5,037,858 km (0.1 R)
• M28: 5,211,092 km (0.035 R)
• M29: 5,356,950 km (0.084 R)
• M30: 5,553,671 km (0.097 R)
• M31: 5,832,971 km (0.11 R)
• M32: 6,509,452 km (0.096 R)
• M33: 6,614,171 km (0.118 R)
• M34: 6,835,875 km (0.113 R)
• M35: 6,920,996 km (0.104 R)
• M36: 7,135,370 km (0.108 R)
• M37: 7,362,908 km (0.076 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 12,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit