🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.52 AU - 0.56 AU

Year: 151 Days

Day: 22.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 83.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,086,072 km

• M1: 49,666 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.6 AU - 0.64 AU

Year: 186 Days

Day: 35.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.65 AU - 0.75 AU

Year: 223 Days

Day: 33.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,086,072 km

• M1: 251,773 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.73 AU - 1.05 AU

Year: 320 Days

Day: 44.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.57 AU - 1.71 AU

Year: 800 Days

Day: 28.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.52 AU - 3.2 AU

Year: 1842 Days

Day: 47.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,086,072 km

• M1: 1,329,027 km (0.05 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.84 AU - 3.76 AU

Year: 2283 Days

Day: 45.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.7

Radius: 13.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.81 AU - 5.65 AU

Year: 3917 Days

Day: 7.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 76,086,072 km

• M1: 182,061 km (0.118 R)
• M2: 530,624 km (0.097 R)
• M3: 623,225 km (0.069 R)
• M4: 836,551 km (0.047 R)
• M5: 948,600 km (0.084 R)
• M6: 1,132,007 km (0.097 R)
• M7: 1,610,870 km (0.115 R)
• M8: 1,698,534 km (0.08 R)
• M9: 1,913,806 km (0.095 R)
• M10: 2,090,181 km (0.101 R)
• M11: 2,446,972 km (0.073 R)
• M12: 3,260,486 km (0.103 R)
• M13: 3,660,809 km (0.11 R)
• M14: 3,941,455 km (0.115 R)
• M15: 4,046,772 km (0.1 R)
• M16: 4,477,165 km (0.057 R)
• M17: 5,167,110 km (0.074 R)
• M18: 5,348,872 km (0.114 R)
• M19: 5,907,470 km (0.107 R)
• M20: 6,063,052 km (0.062 R)
• M21: 6,573,779 km (0.073 R)
• M22: 6,663,239 km (0.072 R)
• M23: 6,771,099 km (0.109 R)
• M24: 7,080,018 km (0.047 R)
• M25: 7,617,823 km (0.115 R)
• M26: 7,920,310 km (0.064 R)
• M27: 8,323,177 km (0.106 R)
• M28: 8,595,594 km (0.038 R)
• M29: 8,811,763 km (0.109 R)
• M30: 9,029,727 km (0.118 R)
• M31: 9,289,579 km (0.055 R)
• M32: 9,531,628 km (0.077 R)
• M33: 10,353,669 km (0.106 R)
• M34: 10,857,963 km (0.082 R)
• M35: 11,781,431 km (0.11 R)
• M36: 12,663,011 km (0.098 R)
• M37: 12,752,321 km (0.116 R)
• M38: 13,202,162 km (0.085 R)
• M39: 13,383,624 km (0.094 R)
• M40: 13,474,579 km (0.071 R)
• M41: 13,703,015 km (0.059 R)
• M42: 13,794,868 km (0.082 R)
• M43: 14,094,363 km (0.095 R)
• M44: 14,326,390 km (0.09 R)
• M45: 15,219,339 km (0.115 R)
• M46: 15,338,120 km (0.083 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.1

Radius: 11.4

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.92 AU - 6.26 AU

Year: 4373 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 76,086,072 km

• M1: 167,849 km (0.032 R)
• M2: 262,245 km (0.072 R)
• M3: 413,638 km (0.109 R)
• M4: 844,480 km (0.074 R)
• M5: 1,062,594 km (0.106 R)
• M6: 1,284,298 km (0.12 R)
• M7: 1,790,088 km (0.063 R)
• M8: 1,894,956 km (0.096 R)
• M9: 1,983,817 km (0.104 R)
• M10: 2,129,226 km (0.105 R)
• M11: 2,567,249 km (0.05 R)
• M12: 2,868,090 km (0.106 R)
• M13: 3,012,452 km (0.102 R)
• M14: 3,614,285 km (0.077 R)
• M15: 4,442,010 km (0.114 R)
• M16: 4,585,624 km (0.116 R)
• M17: 4,852,955 km (0.115 R)
• M18: 4,951,390 km (0.108 R)
• M19: 5,125,373 km (0.115 R)
• M20: 5,479,471 km (0.097 R)
• M21: 5,633,706 km (0.087 R)
• M22: 5,946,366 km (0.068 R)
• M23: 6,453,353 km (0.103 R)
• M24: 6,780,673 km (0.03 R)
• M25: 6,891,076 km (0.117 R)
• M26: 7,169,478 km (0.057 R)
• M27: 7,594,186 km (0.077 R)
• M28: 7,852,991 km (0.119 R)
• M29: 8,143,958 km (0.096 R)
• M30: 8,527,527 km (0.075 R)
• M31: 8,826,723 km (0.083 R)
• M32: 9,159,728 km (0.116 R)
• M33: 9,312,467 km (0.062 R)
• M34: 9,651,606 km (0.065 R)
• M35: 9,775,922 km (0.028 R)
• M36: 10,693,106 km (0.067 R)
• M37: 10,918,550 km (0.083 R)
• M38: 11,210,864 km (0.08 R)
• M39: 11,770,061 km (0.119 R)
• M40: 12,237,255 km (0.098 R)
• M41: 12,338,234 km (0.118 R)
• M42: 12,608,707 km (0.113 R)
• M43: 12,778,800 km (0.115 R)
• M44: 12,881,274 km (0.081 R)
• M45: 13,397,387 km (0.091 R)
• M46: 13,501,507 km (0.063 R)
• M47: 14,202,074 km (0.096 R)
• M48: 14,521,316 km (0.093 R)
• M49: 14,592,524 km (0.047 R)
• M50: 14,663,882 km (0.055 R)
• M51: 14,878,705 km (0.046 R)
• M52: 15,094,425 km (0.028 R)
• M53: 16,078,630 km (0.102 R)
• M54: 16,820,934 km (0.095 R)
• M55: 17,233,974 km (0.116 R)
• M56: 17,955,335 km (0.087 R)
• M57: 19,309,794 km (0.115 R)
• M58: 20,098,624 km (0.119 R)
• M59: 20,497,003 km (0.105 R)
• M60: 20,576,888 km (0.091 R)
• M61: 20,897,925 km (0.054 R)
• M62: 21,463,554 km (0.028 R)
• M63: 21,585,477 km (0.088 R)
• M64: 21,666,858 km (0.068 R)
• M65: 22,321,498 km (0.113 R)
• M66: 22,651,362 km (0.096 R)
• M67: 22,982,721 km (0.097 R)
• M68: 23,107,485 km (0.093 R)
• M69: 24,155,419 km (0.086 R)
• M70: 25,347,414 km (0.095 R)
• M71: 25,648,405 km (0.116 R)
• M72: 25,821,041 km (0.082 R)
• M73: 26,384,427 km (0.081 R)
• M74: 26,689,457 km (0.113 R)
• M75: 27,347,089 km (0.064 R)
• M76: 27,744,272 km (0.101 R)
• M77: 28,365,851 km (0.104 R)
• M78: 28,857,429 km (0.092 R)
• M79: 29,668,100 km (0.1 R)
• M80: 30,623,133 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538

Radius: 4.3

Gravity: 29.1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.35 AU - 17.05 AU

Year: 22566 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 75.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 76,086,072 km

• M1: 80,334 km (0.046 R)
• M2: 166,203 km (0.078 R)
• M3: 336,146 km (0.082 R)
• M4: 372,200 km (0.113 R)
• M5: 488,736 km (0.118 R)
• M6: 530,175 km (0.094 R)
• M7: 1,342,641 km (0.111 R)
• M8: 1,401,732 km (0.071 R)
• M9: 2,038,271 km (0.112 R)
• M10: 2,386,086 km (0.025 R)
• M11: 2,941,543 km (0.059 R)
• M12: 3,373,432 km (0.035 R)
• M13: 3,658,416 km (0.102 R)
• M14: 3,866,806 km (0.073 R)
• M15: 4,079,085 km (0.045 R)
• M16: 4,295,104 km (0.101 R)
• M17: 4,426,451 km (0.082 R)
• M18: 4,648,455 km (0.05 R)
• M19: 4,965,303 km (0.042 R)
• M20: 5,477,077 km (0.073 R)
• M21: 6,103,444 km (0.065 R)
• M22: 6,905,139 km (0.107 R)
• M23: 7,527,765 km (0.06 R)
• M24: 8,168,193 km (0.068 R)
• M25: 9,217,473 km (0.117 R)
• M26: 10,602,300 km (0.067 R)
• M27: 10,839,263 km (0.076 R)
• M28: 11,804,918 km (0.08 R)
• M29: 12,235,909 km (0.047 R)
• M30: 12,797,649 km (0.059 R)
• M31: 14,664,032 km (0.111 R)
• M32: 15,932,173 km (0.092 R)
• M33: 16,135,626 km (0.059 R)
• M34: 16,544,926 km (0.04 R)
• M35: 17,235,021 km (0.095 R)
• M36: 17,374,147 km (0.064 R)
• M37: 17,793,620 km (0.12 R)
• M38: 18,004,702 km (0.04 R)
• M39: 18,075,312 km (0.11 R)
• M40: 19,072,382 km (0.118 R)
• M41: 19,288,401 km (0.097 R)
• M42: 19,432,763 km (0.111 R)
• M43: 20,233,710 km (0.113 R)
• M44: 20,527,521 km (0.046 R)
• M45: 20,822,827 km (0.084 R)
• M46: 22,017,964 km (0.099 R)
• M47: 22,623,836 km (0.04 R)
• M48: 22,852,571 km (0.06 R)
• M49: 22,928,866 km (0.025 R)
• M50: 23,620,157 km (0.069 R)
• M51: 24,007,167 km (0.097 R)
• M52: 24,552,451 km (0.102 R)
• M53: 26,292,424 km (0.094 R)
• M54: 28,399,660 km (0.064 R)
• M55: 31,916,107 km (0.106 R)
• M56: 32,687,284 km (0.112 R)
• M57: 32,945,789 km (0.105 R)
• M58: 33,204,893 km (0.031 R)
• M59: 34,160,674 km (0.097 R)
• M60: 34,861,540 km (0.049 R)
• M61: 40,174,209 km (0.093 R)
• M62: 40,728,469 km (0.101 R)
• M63: 40,913,821 km (0.109 R)
• M64: 41,937,968 km (0.11 R)
• M65: 43,253,681 km (0.083 R)
• M66: 43,537,319 km (0.081 R)
• M67: 44,487,564 km (0.088 R)
• M68: 45,252,458 km (0.034 R)
• M69: 47,281,155 km (0.038 R)
• M70: 49,536,941 km (0.067 R)
• M71: 50,827,373 km (0.084 R)
• M72: 50,927,005 km (0.082 R)
• M73: 51,526,743 km (0.055 R)
• M74: 52,229,254 km (0.04 R)
• M75: 53,137,313 km (0.082 R)
• M76: 55,686,611 km (0.079 R)
• M77: 56,614,117 km (0.106 R)
• M78: 58,798,097 km (0.047 R)
• M79: 59,112,252 km (0.109 R)
• M80: 61,009,452 km (0.108 R)
• M81: 61,433,712 km (0.035 R)
• M82: 61,539,926 km (0.085 R)
• M83: 63,569,820 km (0.102 R)
• M84: 64,107,624 km (0.09 R)
• M85: 65,296,030 km (0.098 R)
• M86: 66,273,951 km (0.027 R)
• M87: 66,382,858 km (0.071 R)
• M88: 67,147,154 km (0.115 R)
• M89: 67,366,016 km (0.096 R)
• M90: 68,574,318 km (0.088 R)
• M91: 68,684,422 km (0.109 R)
• M92: 70,455,511 km (0.053 R)
• M93: 70,677,963 km (0.044 R)
• M94: 71,681,765 km (0.107 R)
• M95: 73,929,473 km (0.09 R)
• M96: 75,289,168 km (0.083 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 10,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit