🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.61 AU - 0.69 AU

Year: 196 Days

Day: 22 Hours

Environment

Temp: 171 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.67 AU - 0.67 AU

Year: 206 Days

Day: 32.1 Hours

Environment

Temp: 176 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.85 AU - 1.35 AU

Year: 432 Days

Day: 23.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.12 AU - 1.42 AU

Year: 536 Days

Day: 14.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.28 AU - 2.1 AU

Year: 823 Days

Day: 20.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.5

Radius: 14.5

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.3 AU - 4.88 AU

Year: 3685 Days

Day: 10.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,939,568 km

• M1: 180,415 km (0.085 R)
• M2: 665,711 km (0.119 R)
• M3: 1,157,588 km (0.091 R)
• M4: 1,866,682 km (0.119 R)
• M5: 2,417,502 km (0.051 R)
• M6: 3,041,923 km (0.095 R)
• M7: 3,692,973 km (0.101 R)
• M8: 5,457,181 km (0.104 R)
• M9: 6,250,199 km (0.099 R)
• M10: 8,804,583 km (0.059 R)
• M11: 14,415,849 km (0.064 R)
• M12: 15,717,201 km (0.105 R)
• M13: 17,380,430 km (0.115 R)
• M14: 18,314,220 km (0.101 R)
• M15: 18,793,532 km (0.115 R)
• M16: 19,590,290 km (0.046 R)
• M17: 21,054,853 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 10.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.51 AU - 5.75 AU

Year: 5006 Days

Day: 12 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,939,568 km

• M1: 129,402 km (0.11 R)
• M2: 511,924 km (0.082 R)
• M3: 847,921 km (0.07 R)
• M4: 1,483,113 km (0.089 R)
• M5: 1,873,265 km (0.036 R)
• M6: 3,053,143 km (0.08 R)
• M7: 3,605,159 km (0.1 R)
• M8: 4,056,047 km (0.066 R)
• M9: 4,595,347 km (0.09 R)
• M10: 4,962,909 km (0.052 R)
• M11: 5,757,573 km (0.108 R)
• M12: 6,407,576 km (0.083 R)
• M13: 8,266,330 km (0.106 R)
• M14: 9,591,019 km (0.098 R)
• M15: 10,730,506 km (0.071 R)
• M16: 13,487,894 km (0.082 R)
• M17: 13,862,935 km (0.102 R)
• M18: 16,321,576 km (0.109 R)
• M19: 17,941,721 km (0.114 R)
• M20: 18,395,751 km (0.118 R)
• M21: 19,666,585 km (0.033 R)
• M22: 20,569,258 km (0.087 R)
• M23: 25,177,172 km (0.1 R)
• M24: 27,591,382 km (0.097 R)
• M25: 29,254,462 km (0.114 R)

Asteroid Belt

Center: 9.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.6

Radius: 7

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.34 AU - 14.4 AU

Year: 19357 Days

Day: 23.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,939,568 km

• M1: 87,216 km (0.083 R)
• M2: 537,655 km (0.073 R)
• M3: 1,011,431 km (0.071 R)
• M4: 2,943,488 km (0.072 R)
• M5: 5,716,135 km (0.057 R)
• M6: 8,076,639 km (0.063 R)
• M7: 10,770,299 km (0.083 R)
• M8: 11,271,003 km (0.086 R)
• M9: 13,863,683 km (0.104 R)
• M10: 15,142,745 km (0.079 R)
• M11: 15,533,495 km (0.101 R)
• M12: 20,570,006 km (0.053 R)
• M13: 23,143,987 km (0.098 R)
• M14: 24,938,563 km (0.074 R)
• M15: 29,644,314 km (0.098 R)
• M16: 30,751,039 km (0.117 R)
• M17: 41,369,496 km (0.12 R)
• M18: 42,133,043 km (0.115 R)
• M19: 56,031,583 km (0.057 R)
• M20: 59,058,397 km (0.052 R)
• M21: 69,431,214 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.2

Radius: 5.3

Gravity: 31.37 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 14.01 AU - 15.09 AU

Year: 20798 Days

Day: 23.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 84,939,568 km

• M1: 65,973 km (0.088 R)
• M2: 256,710 km (0.116 R)
• M3: 468,391 km (0.099 R)
• M4: 1,153,400 km (0.083 R)
• M5: 1,392,008 km (0.12 R)
• M6: 1,592,320 km (0.104 R)
• M7: 2,289,446 km (0.098 R)
• M8: 2,474,050 km (0.106 R)
• M9: 2,744,074 km (0.071 R)
• M10: 3,460,947 km (0.061 R)
• M11: 5,376,547 km (0.081 R)
• M12: 6,088,334 km (0.066 R)
• M13: 7,646,396 km (0.077 R)
• M14: 10,112,517 km (0.099 R)
• M15: 16,201,150 km (0.084 R)
• M16: 18,490,446 km (0.113 R)
• M17: 18,954,050 km (0.073 R)
• M18: 19,808,254 km (0.102 R)
• M19: 20,886,705 km (0.066 R)
• M20: 24,577,883 km (0.105 R)
• M21: 27,345,892 km (0.05 R)
• M22: 27,826,550 km (0.082 R)
• M23: 33,219,105 km (0.073 R)
• M24: 34,042,192 km (0.112 R)
• M25: 34,738,421 km (0.036 R)
• M26: 35,302,106 km (0.111 R)
• M27: 36,303,364 km (0.115 R)
• M28: 49,833,743 km (0.04 R)
• M29: 54,050,309 km (0.112 R)
• M30: 59,899,137 km (0.06 R)
• M31: 61,938,754 km (0.095 R)
• M32: 68,114,603 km (0.072 R)
• M33: 78,731,863 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 17,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit