🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.78 AU - 0.8 AU

Year: 270 Days

Day: 44.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.77 AU - 1.07 AU

Year: 340 Days

Day: 15.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.03 AU - 1.07 AU

Year: 414 Days

Day: 39.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 44,353,072 km

• M1: 23,038 km (0.089 R)
• M2: 592,557 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.87 AU - 2.93 AU

Year: 1431 Days

Day: 22.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,353,072 km

• M1: 1,029,383 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.18 AU - 3.48 AU

Year: 2340 Days

Day: 24.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.7

Radius: 9

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.68 AU - 7.7 AU

Year: 6662 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 44,353,072 km

• M1: 115,190 km (0.117 R)
• M2: 192,981 km (0.063 R)
• M3: 283,189 km (0.068 R)
• M4: 361,578 km (0.088 R)
• M5: 496,366 km (0.074 R)
• M6: 622,477 km (0.09 R)
• M7: 689,945 km (0.099 R)
• M8: 908,209 km (0.099 R)
• M9: 970,142 km (0.118 R)
• M10: 1,427,313 km (0.092 R)
• M11: 1,537,417 km (0.077 R)
• M12: 1,904,830 km (0.096 R)
• M13: 2,256,684 km (0.091 R)
• M14: 2,628,883 km (0.025 R)
• M15: 2,880,058 km (0.081 R)
• M16: 2,973,407 km (0.062 R)
• M17: 3,405,745 km (0.097 R)
• M18: 4,091,352 km (0.071 R)
• M19: 4,196,519 km (0.104 R)
• M20: 4,463,402 km (0.118 R)
• M21: 4,626,165 km (0.09 R)
• M22: 5,098,295 km (0.076 R)
• M23: 5,383,130 km (0.111 R)
• M24: 5,469,597 km (0.039 R)
• M25: 5,614,857 km (0.081 R)
• M26: 5,673,200 km (0.115 R)
• M27: 6,058,115 km (0.1 R)
• M28: 6,512,594 km (0.09 R)
• M29: 6,759,580 km (0.087 R)
• M30: 6,915,461 km (0.053 R)
• M31: 6,978,142 km (0.109 R)
• M32: 7,778,042 km (0.058 R)
• M33: 8,007,076 km (0.076 R)
• M34: 8,238,504 km (0.087 R)
• M35: 8,539,346 km (0.041 R)
• M36: 8,741,752 km (0.053 R)
• M37: 9,014,319 km (0.109 R)
• M38: 9,358,992 km (0.102 R)
• M39: 9,497,969 km (0.079 R)
• M40: 9,707,855 km (0.087 R)
• M41: 10,925,880 km (0.082 R)
• M42: 11,330,244 km (0.086 R)
• M43: 12,229,476 km (0.112 R)
• M44: 12,305,472 km (0.109 R)
• M45: 13,073,807 km (0.12 R)
• M46: 13,857,700 km (0.062 R)
• M47: 14,175,445 km (0.094 R)
• M48: 14,495,734 km (0.119 R)
• M49: 14,858,809 km (0.1 R)
• M50: 15,511,803 km (0.073 R)
• M51: 15,635,221 km (0.05 R)
• M52: 16,090,747 km (0.102 R)
• M53: 16,174,073 km (0.068 R)
• M54: 16,341,024 km (0.102 R)
• M55: 16,634,685 km (0.117 R)
• M56: 16,718,908 km (0.068 R)
• M57: 16,930,141 km (0.061 R)
• M58: 17,483,354 km (0.117 R)
• M59: 18,607,582 km (0.086 R)
• M60: 19,090,334 km (0.114 R)
• M61: 20,202,594 km (0.11 R)
• M62: 22,350,071 km (0.074 R)
• M63: 23,474,299 km (0.108 R)
• M64: 24,233,957 km (0.094 R)
• M65: 24,329,551 km (0.084 R)
• M66: 24,953,523 km (0.095 R)
• M67: 26,512,034 km (0.062 R)
• M68: 26,708,905 km (0.116 R)
• M69: 26,807,639 km (0.115 R)
• M70: 27,104,441 km (0.057 R)
• M71: 27,951,315 km (0.025 R)
• M72: 28,453,515 km (0.115 R)
• M73: 28,857,429 km (0.089 R)
• M74: 29,161,562 km (0.064 R)
• M75: 29,415,878 km (0.097 R)
• M76: 29,670,942 km (0.068 R)
• M77: 30,440,474 km (0.095 R)
• M78: 31,528,798 km (0.075 R)
• M79: 31,633,218 km (0.111 R)
• M80: 32,261,529 km (0.077 R)
• M81: 32,893,879 km (0.077 R)
• M82: 33,370,947 km (0.083 R)
• M83: 33,850,258 km (0.082 R)
• M84: 34,815,613 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 8.6

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.48 AU - 8.38 AU

Year: 7797 Days

Day: 14.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 44,353,072 km

• M1: 188,194 km (0.085 R)
• M2: 616,493 km (0.118 R)
• M3: 709,094 km (0.039 R)
• M4: 1,108,071 km (0.102 R)
• M5: 1,164,919 km (0.076 R)
• M6: 1,382,135 km (0.103 R)
• M7: 1,590,973 km (0.102 R)
• M8: 2,039,019 km (0.106 R)
• M9: 2,180,838 km (0.067 R)
• M10: 2,807,054 km (0.059 R)
• M11: 3,180,900 km (0.107 R)
• M12: 3,656,322 km (0.081 R)
• M13: 4,304,230 km (0.047 R)
• M14: 4,395,335 km (0.1 R)
• M15: 4,610,606 km (0.1 R)
• M16: 4,703,806 km (0.118 R)
• M17: 4,924,014 km (0.07 R)
• M18: 5,244,303 km (0.108 R)
• M19: 5,407,065 km (0.115 R)
• M20: 6,006,803 km (0.11 R)
• M21: 6,314,526 km (0.09 R)
• M22: 6,383,640 km (0.108 R)
• M23: 6,627,485 km (0.071 R)
• M24: 6,874,321 km (0.105 R)
• M25: 6,945,530 km (0.038 R)
• M26: 7,304,714 km (0.118 R)
• M27: 8,494,765 km (0.098 R)
• M28: 8,878,783 km (0.069 R)
• M29: 9,034,066 km (0.09 R)
• M30: 9,112,006 km (0.101 R)
• M31: 9,347,324 km (0.084 R)
• M32: 9,624,379 km (0.081 R)
• M33: 9,743,908 km (0.086 R)
• M34: 10,512,392 km (0.057 R)
• M35: 11,553,294 km (0.04 R)
• M36: 12,021,535 km (0.096 R)
• M37: 13,153,094 km (0.103 R)
• M38: 13,686,709 km (0.106 R)
• M39: 13,776,318 km (0.093 R)
• M40: 13,911,106 km (0.091 R)
• M41: 14,091,671 km (0.051 R)
• M42: 14,913,262 km (0.101 R)
• M43: 16,221,944 km (0.055 R)
• M44: 16,602,671 km (0.046 R)
• M45: 16,698,264 km (0.102 R)
• M46: 16,938,069 km (0.113 R)
• M47: 17,469,890 km (0.117 R)
• M48: 17,860,041 km (0.047 R)
• M49: 19,348,689 km (0.037 R)
• M50: 19,904,445 km (0.104 R)
• M51: 20,209,775 km (0.103 R)
• M52: 20,362,963 km (0.099 R)
• M53: 21,446,650 km (0.098 R)
• M54: 22,126,871 km (0.077 R)
• M55: 22,232,039 km (0.067 R)
• M56: 22,761,017 km (0.089 R)
• M57: 23,187,072 km (0.108 R)
• M58: 23,508,408 km (0.099 R)
• M59: 23,615,819 km (0.099 R)
• M60: 24,318,031 km (0.09 R)
• M61: 24,372,335 km (0.098 R)
• M62: 24,481,093 km (0.117 R)
• M63: 25,136,930 km (0.097 R)
• M64: 25,246,735 km (0.088 R)
• M65: 25,522,145 km (0.034 R)
• M66: 25,743,101 km (0.032 R)
• M67: 27,307,745 km (0.081 R)
• M68: 27,703,730 km (0.027 R)
• M69: 28,558,682 km (0.12 R)
• M70: 31,293,182 km (0.1 R)
• M71: 31,588,937 km (0.096 R)
• M72: 33,503,939 km (0.032 R)
• M73: 33,745,988 km (0.083 R)
• M74: 33,988,487 km (0.035 R)
• M75: 35,702,729 km (0.091 R)
• M76: 36,197,748 km (0.066 R)
• M77: 37,069,455 km (0.07 R)
• M78: 37,759,101 km (0.101 R)
• M79: 37,821,932 km (0.08 R)
• M80: 39,278,567 km (0.101 R)
• M81: 39,533,780 km (0.048 R)
• M82: 40,431,218 km (0.052 R)
• M83: 41,595,090 km (0.116 R)
• M84: 41,725,090 km (0.115 R)
• M85: 42,181,064 km (0.1 R)
• M86: 42,377,038 km (0.08 R)
• M87: 42,442,412 km (0.071 R)
• M88: 43,163,773 km (0.044 R)
• M89: 43,229,596 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 13,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit