🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.7 AU

Year: 212 Days

Day: 38.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,413,016 km

• M1: 148,401 km (0.089 R)
• M2: 480,808 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.11 AU - 1.65 AU

Year: 740 Days

Day: 25.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.3

Radius: 10.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.89 AU - 2.83 AU

Year: 1655 Days

Day: 11.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 40,413,016 km

• M1: 136,134 km (0.049 R)
• M2: 237,861 km (0.055 R)
• M3: 314,305 km (0.062 R)
• M4: 454,628 km (0.112 R)
• M5: 598,242 km (0.062 R)
• M6: 735,423 km (0.117 R)
• M7: 825,182 km (0.102 R)
• M8: 893,847 km (0.11 R)
• M9: 990,637 km (0.105 R)
• M10: 1,107,473 km (0.065 R)
• M11: 1,184,217 km (0.111 R)
• M12: 1,308,832 km (0.105 R)
• M13: 1,402,480 km (0.095 R)
• M14: 1,665,323 km (0.036 R)
• M15: 1,812,528 km (0.082 R)
• M16: 2,045,152 km (0.057 R)
• M17: 2,134,014 km (0.118 R)
• M18: 2,238,283 km (0.106 R)
• M19: 2,387,283 km (0.106 R)
• M20: 2,510,252 km (0.106 R)
• M21: 2,605,696 km (0.096 R)
• M22: 2,800,472 km (0.034 R)
• M23: 2,945,881 km (0.108 R)
• M24: 3,180,750 km (0.115 R)
• M25: 3,577,483 km (0.101 R)
• M26: 3,685,344 km (0.088 R)
• M27: 4,119,477 km (0.042 R)
• M28: 4,189,040 km (0.085 R)
• M29: 4,382,470 km (0.112 R)
• M30: 4,489,133 km (0.089 R)
• M31: 4,851,309 km (0.088 R)
• M32: 5,063,888 km (0.047 R)
• M33: 5,157,387 km (0.096 R)
• M34: 5,383,878 km (0.079 R)
• M35: 5,507,894 km (0.119 R)
• M36: 5,584,788 km (0.113 R)
• M37: 5,720,174 km (0.057 R)
• M38: 5,807,689 km (0.107 R)
• M39: 5,934,996 km (0.102 R)
• M40: 6,142,638 km (0.057 R)
• M41: 6,212,500 km (0.068 R)
• M42: 6,302,558 km (0.072 R)
• M43: 6,463,675 km (0.073 R)
• M44: 6,534,734 km (0.081 R)
• M45: 6,605,943 km (0.072 R)
• M46: 6,718,440 km (0.116 R)
• M47: 6,986,819 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.2

Radius: 12.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.77 AU - 3.09 AU

Year: 2290 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 40,413,016 km

• M1: 151,991 km (0.107 R)
• M2: 265,087 km (0.097 R)
• M3: 477,068 km (0.089 R)
• M4: 562,638 km (0.067 R)
• M5: 671,395 km (0.117 R)
• M6: 800,498 km (0.081 R)
• M7: 1,212,042 km (0.063 R)
• M8: 1,299,108 km (0.045 R)
• M9: 1,503,309 km (0.117 R)
• M10: 1,661,733 km (0.082 R)
• M11: 1,809,087 km (0.106 R)
• M12: 1,926,821 km (0.077 R)
• M13: 2,368,733 km (0.048 R)
• M14: 2,563,808 km (0.074 R)
• M15: 3,080,071 km (0.118 R)
• M16: 3,221,889 km (0.05 R)
• M17: 3,789,613 km (0.108 R)
• M18: 4,502,597 km (0.057 R)
• M19: 4,757,362 km (0.11 R)
• M20: 4,957,524 km (0.106 R)
• M21: 5,562,348 km (0.112 R)
• M22: 5,661,232 km (0.077 R)
• M23: 5,785,847 km (0.096 R)
• M24: 5,936,492 km (0.054 R)
• M25: 6,165,078 km (0.044 R)
• M26: 6,319,014 km (0.117 R)
• M27: 6,539,372 km (0.102 R)
• M28: 6,987,567 km (0.107 R)
• M29: 7,242,482 km (0.1 R)
• M30: 7,886,351 km (0.037 R)
• M31: 8,053,601 km (0.063 R)
• M32: 8,151,738 km (0.043 R)
• M33: 8,250,323 km (0.075 R)
• M34: 8,335,145 km (0.116 R)
• M35: 8,705,998 km (0.087 R)
• M36: 8,893,444 km (0.104 R)
• M37: 9,508,291 km (0.062 R)
• M38: 9,671,652 km (0.092 R)
• M39: 9,850,870 km (0.117 R)
• M40: 9,940,928 km (0.048 R)
• M41: 10,137,051 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.5

Radius: 4.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.57 AU - 11.21 AU

Year: 16407 Days

Day: 16.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 40,413,016 km

• M1: 302,786 km (0.08 R)
• M2: 745,147 km (0.096 R)
• M3: 824,284 km (0.069 R)
• M4: 906,413 km (0.064 R)
• M5: 1,008,439 km (0.112 R)
• M6: 1,168,659 km (0.047 R)
• M7: 1,453,493 km (0.045 R)
• M8: 1,717,384 km (0.072 R)
• M9: 1,865,635 km (0.081 R)
• M10: 2,619,309 km (0.098 R)
• M11: 3,888,797 km (0.089 R)
• M12: 4,139,971 km (0.103 R)
• M13: 4,338,937 km (0.112 R)
• M14: 4,453,977 km (0.092 R)
• M15: 4,954,382 km (0.061 R)
• M16: 5,911,958 km (0.108 R)
• M17: 6,103,743 km (0.083 R)
• M18: 6,200,383 km (0.108 R)
• M19: 7,093,183 km (0.07 R)
• M20: 7,433,967 km (0.075 R)
• M21: 7,468,374 km (0.082 R)
• M22: 7,814,993 km (0.05 R)
• M23: 8,273,510 km (0.095 R)
• M24: 8,380,622 km (0.116 R)
• M25: 8,886,114 km (0.094 R)
• M26: 9,364,528 km (0.071 R)
• M27: 10,345,890 km (0.105 R)
• M28: 10,499,826 km (0.11 R)
• M29: 10,654,510 km (0.068 R)
• M30: 11,399,358 km (0.046 R)
• M31: 11,757,944 km (0.048 R)
• M32: 11,838,278 km (0.107 R)
• M33: 12,568,316 km (0.094 R)
• M34: 12,609,305 km (0.035 R)
• M35: 13,063,036 km (0.115 R)
• M36: 13,901,681 km (0.053 R)
• M37: 14,071,475 km (0.088 R)
• M38: 14,284,801 km (0.093 R)
• M39: 14,327,586 km (0.066 R)
• M40: 14,413,306 km (0.081 R)
• M41: 15,630,584 km (0.068 R)
• M42: 15,807,259 km (0.094 R)
• M43: 15,984,532 km (0.1 R)
• M44: 16,341,024 km (0.108 R)
• M45: 16,610,001 km (0.104 R)
• M46: 16,790,267 km (0.089 R)
• M47: 17,016,459 km (0.114 R)
• M48: 17,061,787 km (0.09 R)
• M49: 17,198,070 km (0.077 R)
• M50: 17,289,176 km (0.048 R)
• M51: 17,792,872 km (0.113 R)
• M52: 18,208,754 km (0.107 R)
• M53: 19,002,670 km (0.07 R)
• M54: 19,332,982 km (0.09 R)
• M55: 19,380,255 km (0.118 R)
• M56: 19,760,383 km (0.109 R)
• M57: 20,094,884 km (0.101 R)
• M58: 20,431,329 km (0.06 R)
• M59: 20,576,140 km (0.09 R)
• M60: 20,721,250 km (0.11 R)
• M61: 21,207,293 km (0.097 R)
• M62: 21,795,662 km (0.036 R)
• M63: 22,141,233 km (0.104 R)
• M64: 22,339,600 km (0.071 R)
• M65: 22,737,979 km (0.067 R)
• M66: 22,938,141 km (0.039 R)
• M67: 23,390,375 km (0.104 R)
• M68: 24,049,054 km (0.09 R)
• M69: 24,354,982 km (0.072 R)
• M70: 24,559,782 km (0.043 R)
• M71: 24,610,944 km (0.105 R)
• M72: 24,816,492 km (0.115 R)
• M73: 25,229,083 km (0.111 R)
• M74: 26,060,996 km (0.101 R)
• M75: 26,165,565 km (0.075 R)
• M76: 27,805,158 km (0.059 R)
• M77: 28,502,583 km (0.087 R)
• M78: 28,988,627 km (0.038 R)
• M79: 29,859,735 km (0.102 R)
• M80: 30,628,967 km (0.066 R)
• M81: 31,460,283 km (0.054 R)
• M82: 31,962,782 km (0.076 R)
• M83: 32,130,780 km (0.089 R)
• M84: 32,975,410 km (0.102 R)
• M85: 33,485,688 km (0.069 R)
• M86: 34,227,394 km (0.059 R)
• M87: 35,263,360 km (0.083 R)
• M88: 35,610,876 km (0.063 R)
• M89: 36,134,468 km (0.041 R)
• M90: 36,777,739 km (0.106 R)
• M91: 37,660,965 km (0.081 R)
• M92: 38,372,602 km (0.069 R)
• M93: 39,208,555 km (0.078 R)
• M94: 39,568,637 km (0.082 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit